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pre calc
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3 radical 3=-3 cot theta
on interval 0<theta<2pi
1 answer
asked by
lil wayne
391 views
you are 7 miles N & 4 miles W of the cabin how do you get back to the cabin?
Bearing?
5 answers
asked by
anne
349 views
-4 - (1/2) sin theta=-16 +radical 3 over 4
what are the 2 points of intersection? 0<theta<2pi
1 answer
asked by
joey
338 views
A navy destroyer is exactly 68 miles North of an aircraft carrier, which is travelling West 21 degrees North at 18 mph. what
3 answers
asked by
colonel smith
471 views
the hour hand of a clock is 5 inches long and the minute hand is 6 inches long. Determine the distance between the tips of the
2 answers
asked by
jim
555 views
area of triangle XYZ
given:side z=11 side x=7 and side y=13 what are the angles and area please? please explain
3 answers
asked by
jim
312 views
EAch of 3 circles touch the other 2.
Circle A=radius 8cm Circle B=radius 4cm Circle c=radius 1cm A triangle is formed by
2 answers
asked by
jim
592 views
A navy destroyer is exactly 68 miles North of an aircraft carrier, which is travelling West 21 degrees North at 18 mph. what
1 answer
asked by
jim
400 views
You are three miles north and two miles east of a cabin. On what bearing must you walk to reach the cabin?
How far are you from
1 answer
asked by
jim
339 views
A navy destroyer is exactly 62 miles south of an aircraft carrier, which is travelling W18°S at 24 mph. What
speed and bearing
1 answer
asked by
jim
472 views
you are 7 miles N & 4 miles W of the cabin how do you get back to the cabin?
how many miles away is the cabin?
2 answers
asked by
jim
775 views
find all solutions on 0 is greater than or equal to theta < 2pi
cos theta= 2sqrt3/3 4-1/2sin theta= (-16+sqrt3)/4 3(sqrt3)= -3cot
1 answer
asked by
satan666
515 views
you are 7 miles north and 4 miles west of a cabin.how far are you from the cabin? on what bearing must you walk to reach the
1 answer
asked by
bob
407 views
each of three circles touches the other 2.circle A has a radius of 8 cm. circle B has a radius of 4 cm.circle C has a radius of
2 answers
asked by
bob
541 views
A navy destroyer is exactly 68 miles North of an aircraft carrier, which is travelling West 21 degrees North at 18 mph. what
1 answer
asked by
xiolin
954 views
My teacher asked for the EXACT VALUES of
sin(pi/6) cos(pi/4) csc(pi/3) I have to figure it out without a calculator? Also, if I
1 answer
asked by
Jill
455 views
phase shift of: y=-5sin(3x+3.14/5)+2
1 answer
asked by
valeria hersh
318 views
from a distance of 50 feet from the base building, the angle of elevation to the top of the building is 68 degrees. estimate the
2 answers
asked by
jim
682 views
sin 20 pi
cos 9 pi cos 13pi/2 sin(-17 pi0 are all of these undefined?
1 answer
asked by
jim
405 views
The minute hand of a clock is 7 inches long. How far does the tip move in 16 minutes?
a.56/15pi b.8/105pi c.4/105pi d.28/15pi
3 answers
asked by
jim
1,974 views
evaluate the trigonometric function of the given quadrantal angle.
tan 1440° Evaluate without using ratios in reference
3 answers
asked by
Steven
1,581 views
Over the course of a year, the number of hours of daylight in Australia is modelled by H=12+3 cos(2pi/365 *t) where t is the
1 answer
asked by
jim
451 views
If tan theta=-3/4 and 90°<theta<180° Then find cos theta
2 answers
asked by
amanda
1,084 views
Simplify csc x - cos x cot x
3 answers
asked by
amanda
455 views
g(1/2)=-(1/2)^2+7(1/2)-7
1 answer
asked by
Dorene
192 views
A rock is dropped form the top of a cliff. It takes 12 seconds to hit the ground.
What is the height in feet of the cliff?? How
3 answers
asked by
jim
770 views
log(x^2+2x-3/x^2-4)-log(x^2+7x+6/x+2)
1 answer
asked by
sara
251 views
use an appropriate half-angle formula to find the exact value ofthe expression.
tan22.5 write the product as a sum sinxsin5x
2 answers
asked by
Anonymous
589 views
3x + 2iy =6 + 10i
2 answers
asked by
merril
1,155 views
I have a few problems from my homework that I am having trouble with.
#1 Find the difference quotient of f foreach function
4 answers
asked by
Rebekah
378 views
the graph of y=-1/2 x+5 +3 can be obtained from the graph of y= x by which transformations
what is the horizontal shift by what
2 answers
asked by
si
517 views
I am sooo confused on my homework.
#1 Two cars lave an intersection at the same time. One is headed south at a constant speed of
3 answers
asked by
Rebekah
499 views
Water is poured into a container in the sape of a right circlar cone with raiud 4t an heigh 16 feet. Express the volue (V) of
4 answers
asked by
Rebekah
941 views
If Sn represents the sum of the squares of the first n natural numbers, use proof by induction to find which of the following
2 answers
asked by
ziya
517 views
What is the first natural number that causes the statement:
(2 + 3)^n **less than equal to sign** 4^n + 3^n to fail? 1 2 3 4 5
1 answer
asked by
ziya
358 views
Suppose the function p= -1/8 x + 100
(0 grtr&= x ~12) relates the selling price p of an item to the quantity x that is sold.
1 answer
asked by
ssassie
330 views
How long would it take from 3000 to get to 8000 at 8% interest at compounded quarterly?
1 answer
asked by
Anthony
320 views
how do uu find the x int. , y int. , domain range asytote of this equation
y=log to the base 10 (2x+3/x-5) pleaseee need to
1 answer
asked by
kikii
321 views
how do uu find the x int. , y int. , domain range asytote of this equation
y=log to the base 10 (2x+3/x-5) pleaseee need to
1 answer
asked by
kikii
349 views
theta=sin^-1 (5/13) ; (x,y)=(-3,1)
how do u find the coordinates of x' and y'??
1 answer
asked by
missie
230 views
show that the statements are true for all natural numbers
1^3 +2^3 +5^3+....+(2n+3)^3 =n^2(2n^2 -1)
1 answer
asked by
appy
365 views
The front sprocket off a bicycle is 12 centimeters and the rear one is 5 centimeters. What is the linear velocity of the chain
1 answer
asked by
Sarah
447 views
The front sprocket off a bicycle is 12 centimeters and the rear one is 5 centimeters. What is the linear velocity of the chain
2 answers
asked by
Sarah
507 views
Find all solutions of the equation tan^5 x - 9tan x =0.
The answer is Ak\pi where k is any integer, the constant A= ??.
3 answers
asked by
tyler
2,865 views
C0rr missi0n kill name id real name die
1 answer
asked by
Anonymous
264 views
(cos^2)3x+(sin^2)3x=cos(f(x))
simplify expression and find f(x)
1 answer
asked by
dylan
390 views
((cos^4)6x)-(sin^4) 6x=cos(g(x))
find g(x)
1 answer
asked by
dylan
261 views
Use the sum-to-product formula to simplify the expression:
If sin 52 + sin 8 = sin A, 0<A<90, then A =??? degrees.
2 answers
asked by
dylan
556 views
(cos3x)^2+(sin3x)^2=cos(f(x))
find f(x)
3 answers
asked by
dylan
369 views
how do u solve for x and y of
x+2y=7 2x+y=8 using matrix without using a calculator
1 answer
asked by
pink
281 views
2x^2+4x-5
Rewrite quadratic function in standard form.
3 answers
asked by
Anonymous
1,278 views
The number of customers that visit a local small business is 29,600 and has been continuously declining at a rate of 2.9% each
2 answers
asked by
jmam
1,021 views
An open box is formedby cutting squares out of a peice of cardboard that is 18 feet by 26 feet and folding up the flaps. What
1 answer
asked by
bethany
350 views
Carson wants to invest $100,000 in two ways. He wants to purchase a certificate of deposit that pays 11% per year and invest the
1 answer
asked by
bethany
410 views
find the equation of the left half of the parabola: (x+5)^2=4y+2
1 answer
asked by
Jonny
348 views
(-9x^3-6x^2-x+3)/(2x^2+5x+2)
I have figured out the equation for the slant asymptote = (33/4)-(9x/2) but this next ? is throwing
2 answers
asked by
morgan
498 views
The following polynomial approximates the rabbit population in a particular area.?
R(x)= -0.121x^5+2.952x^4+3500, where x is the
4 answers
asked by
wally
1,057 views
A coin is tossed upward from a balcolny 370 ft high with an initial velocity of 16 ft/sec. during what interval of time?
will the
4 answers
asked by
wally
4,710 views
population of city has varied considederably in recent years. the data it the relates the pollution P to time t, in years, where
3 answers
asked by
wally
1,027 views
Use the derivative of f(x) = 6x7 + 7x6 to determine any points on the graph of f(x) at which the tangent line is horizontal.
1 answer
asked by
Morgan
404 views
the volume of a gas varies inversely as its pressure and directly as its temperature.
A certian gas occupies a volume of 2.3L at
2 answers
asked by
wally
693 views
at a single ticket booth, customers arrive randomly at a rate of x per hour.
the average line length is given by F(x)=
4 answers
asked by
wally
569 views
The variables x and y vary directly. When x=12, y=9. Write an equation that relates the variables.
2 answers
asked by
Jess
545 views
Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea.
1 answer
asked by
allexelle
678 views
Use mathematical induction to prove that the statement is true for every positive integer n. Show your work.
2 is a factor of n2
2 answers
asked by
allexelle
501 views
A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is
2 answers
asked by
allexelle
714 views
Use mathematical induction to prove that the statement is true for every positive integer n. Show your work.
2 is a factor of n2
2 answers
asked by
allexelle
492 views
A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is
2 answers
asked by
allexelle
547 views
The Fiedler family has up to $130,000 to invest. They decide that they want to have at least $40,000 invested in stable bonds
2 answers
asked by
allexelle
820 views
The following piecewise function gives the tax owed, T(x), by a single taxpayer on a taxable income of x dollars.
T(x) = (i)
2 answers
asked by
allexelle
928 views
Find all zeros of the polynomial. (Enter your answers as a comma-separated list.)
P(x) = x3 − 11x2 + 33x − 35
3 answers
asked by
Anonymous
957 views
Suppose you get on a Ferris Wheel that has a diameter of 40 meters and turns at a rate 1.5 revolutions per minute (the period is
1 answer
asked by
julia
672 views
A 50 gram sample of radioactive strontium will decay to 32 grams in 18 years.
a. Find an equation that will model how much of our
4 answers
asked by
andi
473 views
5x+3yi=5-6i?
1 answer
asked by
jonathan
331 views
Give the coordinates of the circle's center and its radius. (x−1)^2 +(y+8)^2 =16
a. (-1,8); r=4 b. (1,-8); r=16 c. (1,-8); r=4
1 answer
asked by
emma
385 views
You ingest a certain dangerous bacteria at dinner by accident. When more than 1,000,000 of these organisms are in your gut, you
2 answers
asked by
mathhh
777 views
You have a sample of a certain radioactive substance. After two days, thirty percent of the sample has decayed. What is the
1 answer
asked by
mathhh
467 views
Sketch the graph of the function
f(x) = (x+4)3(x+1)(x−2)2(x−5)/ (x+3)2(x+1)(x−3)
2 answers
asked by
Anonymous
501 views
You have a sample of a certain radioactive substance. After two days, thirty percent of the sample has decayed. What is the
1 answer
asked by
math
458 views
Find all solutions to the equation
2 sin^2(θ) − sin(θ) − 1 = 0.
1 answer
asked by
mathhhhhh4
304 views
Find all solutions to the equation
2 sin^2(θ) − sin(θ) − 1 = 0. Please explain throughly. Thank you so much :)
1 answer
asked by
Anonymous
447 views
-1less or equal to x less then 4, state raltion represented by y=[2x]+1 by listing ordered pairs
1 answer
asked by
nick
312 views
write the equation in the slope-intercept form 8x − 3y + 6 = 0
4 answers
asked by
Matthew
1,279 views
Find the point of intersection of the pair of straight lines.
y = −5x − 4 −y = 6x + 3
2 answers
asked by
Laura
588 views
Formulate a system of equations for the situation below and solve.
Michael Perez deposited a total of $3000 with two savings
3 answers
asked by
Melissa
1,134 views
Formulate but do not solve the problem.
Kelly Fisher invested a total of $20,000 in two municipal bonds that have yields of 8%
2 answers
asked by
Melissa
991 views
Write the set of points from -3 to -1 but excluding -2 and -1 as a union of intervals:
2 answers
asked by
Anonymous
1,134 views
Can someone please help me f(x)=1/3 square root 1-2x and g(x)= (x-2)/x. Find and simplify (g of g)(3)/(g of f)(-24).
The answer I
1 answer
asked by
Marie
338 views
A cardboard box has a square base and a square top. The height of the box is 13 inches. Express the surface area A (the sum of
2 answers
asked by
Makenzi
740 views
Over which of the following domains is f(x) = csc(0.1x + 1.2) defined at all points and invertible?
a. x = [0,10] b. x = [10,20]
4 answers
asked by
bean
1,553 views
The number N of bacteria in a culture at time t (in hours) grows exponentially according to the function N(t) = 1000e^0.01t.
1.Wh
4 answers
asked by
Denice
3,701 views
The population of a colony of mosquitoes grows exponentially according to the function
P(t) = P0ekt 1. If there are 1,000
3 answers
asked by
robert
2,001 views
The population of a Midwestern city decays exponentially. If the population decreased from 900,000 to 800,000 from 2003 to 2005,
7 answers
asked by
Sandy
3,221 views
The population of a Midwestern city decays exponentially. If the population decreased from 900,000 to 800,000 from 2003 to 2005,
5 answers
asked by
Sandy
2,601 views
To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle 75° from the horizontal.
3 answers
asked by
rachel
1,533 views
To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle 75° from the horizontal.
2 answers
asked by
Ruth
1,123 views
tan(θ + ϕ); cos(θ) = − 1/3
θ in Quadrant III, sin(ϕ) = 1/4 ϕ in Quadrant II I am really struggling with this idk why I
4 answers
asked by
Andy
2,390 views
solve the given equation
cos(θ) − sin(θ) = 1
3 answers
asked by
Samantha
331 views
Katie is watching a helicopter flying at an altitude of 5 miles. If the angle of elevation is pi/3 , the distance between Katie
4 answers
asked by
nat
2,456 views
why does x^4+7 and x^4 have the same derivative, meaning can someone explain to me why they are both equal to the derivative
3 answers
asked by
homework
551 views
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