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Algebra2
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Use the graph of y=sin2theta to find the value of sin 2 theta for theta=pi/4.
a--1 b-0 c-0.5 d-1 my answer is -1
25 answers
asked by
Steve
11,111 views
Write an equation of an ellipse in standard form with center at the origin and with the given vertex and co-vertex
vertex at
17 answers
asked by
Steve
12,381 views
Expand the logarithmic expression.
log8 a/2 My answer is log8a-log8 2
28 answers
asked by
Steve
18,409 views
Simplify the rational expression. State any restrictions on the variable.
(n^4-11n^2+30)/(n ^4 -7n^2+10) My answer is n^2-6/n^2-2
14 answers
asked by
steve
18,036 views
I am doing the Factoring Quadratic Expressions Quiz, has anyone done it? I am really stuck on it.
24 answers
asked by
Jessica
6,978 views
Does the relation in the table represent direct variation inverse variation or neither? If it is a direct or inverse variation,
12 answers
asked by
Sally
16,398 views
A pentagon can be divided into 5 congruent triangles. The function y=5 tan theta models the height of each triangle. What is the
24 answers
asked by
Steve
6,161 views
Determine whether the function represents exponential growth or decay. Then find the y-intercept.
y=4(5/6)^x
15 answers
asked by
Steve
8,881 views
A spinner is divided into10 equal sections. What is the probability of spinning it and landing on a number that is divisible by
7 answers
asked by
Steve
3,583 views
for which value of theta is tan theta equal to sin theta?
My answer is pi
5 answers
asked by
steve
3,108 views
A wave is modeled with the function y = 1/2 sin 3Θ, where Θ is in radius. Describe the graph of this function, including its
4 answers
asked by
Steve
7,626 views
What is the 50th term of the sequence that begins -2,4,10,16?
My answer is 292
5 answers
asked by
Steve
4,090 views
solve the equation cos theta - tan theta * cos theta = 0 for 0< theta < 2 pi
My answer is pi/4,5pi/4
4 answers
asked by
Steve
3,839 views
How far apart are the foci of an ellipse with a major axis of 34 feet and a minor axis of 16 feet?
a-15 b-12 c-9 d-30 my answer
6 answers
asked by
Steve
4,372 views
Find the values of the inverse function in radians.
tan^-1(0.09) answer choices: a.-0.09+2pi n b. no such angle exists c.-1.48+
4 answers
asked by
Steve
2,837 views
The water level varies from 12 inches at low tide to 52 inches at high tide. Low tide occurs at 9:15 am. High tide occurs at
9 answers
asked by
steve
6,437 views
The amount of oil used by a ship traveling at a uniform speed varies jointly with the distance and the square of the speed. The
7 answers
asked by
Steve
6,731 views
is y=1/4x^0.5 a power function. Explain why or why not.
7 answers
asked by
Steve
10,015 views
Wind farms are a source of renewable energy found around the world. The power P (in kilowatts) generated by a wind turbine
7 answers
asked by
Steve
7,288 views
What is the product in simplest form? State any restrictions on the variable.
4a^5/7b^4 times 2b^2/2a^4 My answer is 4a/7b^2
7 answers
asked by
steve
10,155 views
write a recursive formula for the sequence 5,18,31,44,57 then find the next term.
My answer is a1=5,an=an-1+13 The next term
6 answers
asked by
Steve
5,257 views
What is the vertex form of the equation? Show steps
y=-x^2+12x-4
5 answers
asked by
Steve
4,698 views
What are the vertices, foci, and asymptotes of the hyperbola with the equation 16x^2-4y^2=64?
What would the formulas be to find
4 answers
asked by
steve
3,296 views
A triangle has points A(1, 2), B(1, 6), and C(3, 6) and is reflected over the x-axis and then over the line y = x. A"B"C" are
5 answers
asked by
Maranda
3,513 views
A surveyor stands 150ft from the base of a tree and measures the angle of elevation to be 46.2. His eye level is 6feet above the
5 answers
asked by
BT
1,795 views
suppose c and d vary inversely and d=2 when c=17
write an equation that models that variation find d when c=68
53 answers
asked by
Steve
8,866 views
Which correctly describes the roots of the following cubic equation?
x^3-5x^2+3x+9=0
5 answers
asked by
Steve
4,605 views
Name the property of real numbers for
-2(x+4)=-2x-8 associative property of multiplication communitive property of addition
5 answers
asked by
Steve
3,034 views
-3x^2+12y^=84
What are the domain and range My answer domain: all real numbers range: y (less than -) -sqrt7 or sqrt7
5 answers
asked by
Steve
951 views
The function f(theta) and g (theta) are sine functions where f(0)=g(0)=0.
The amplitude of f (theta) is twice the amplitude of
4 answers
asked by
steve
3,893 views
What transformations change the graph of (f)x to the graph of g(x)?
f(x) = -7x² ; g(x) = -35x²+5
7 answers
asked by
Steve
4,558 views
Solve the equation
3^5sqrt(x+2)^3+3=27 My answer is 30
6 answers
asked by
Steve
3,545 views
3tan 1/3 theta=8 in the interval from 0 to 2pi. Solve the equation.
4 answers
asked by
Steve
2,543 views
A sound wave is modeled with the equation y = 1/4 cos 2pi/3 θ.
a. Find the period. Explain your method. b. Find the amplitude.
3 answers
asked by
Steve
1,129 views
How do you get:
Show that 0.00317 is a rational number by writing it as a quotient if integers. (the 317 has a line above it.)
3 answers
asked by
Jonathan
631 views
There are 52 blades of grass in 2 square inches of lawn. there are 580 blades of grass in 8 square inches of the same lawn. what
4 answers
asked by
Hollie
2,530 views
The area of a rectangular field is x^2-x-72 m^2. The length of the field is x+8 m. What is the width of the field in meters?
4 answers
asked by
joshua
1,352 views
Please me with this
thanks What is the solution of the system of equations? 3x + 2y + z =7 5x + 5y + 4z =3 3x + 2y + 3z =1
6 answers
asked by
bowershe
3,340 views
What is the minimum value for P=x-2y over the feasiblity region defined by the constraints shown below?
8 -2 -16 -14
7 answers
asked by
bowershe
3,374 views
Write an equation for the following transformation of y=x: a vertical stretch by a factor of 6.
A. y=6x B.y=x/6 C.y=x+6 D.y=x-6
7 answers
asked by
Steve
4,477 views
Use synthetic division to find p(3) for p(x)=x^4-2x^3-4x+4
Show steps
3 answers
asked by
Steve
3,211 views
The area of a square garden in square feet is 49x^2-14x+1. Find the dimensions of the garden in terms of x.
x^2=49x^2-14x+1 Then
1 answer
asked by
Christian
1,027 views
Find the polynomials roots to each of the following problems:
#1) x^2+3x+1 #2) x^2+4x+3=0 #3) -2x^2+4x-5 #3 is not an equation.
1 answer
asked by
Haylee
896 views
i was wondering if someone could check the answer i got for this math problem 7+2(5-2*9) = 243
I got -19 I think you're supposed
1 answer
asked by
Anonymous
977 views
can somenone please check my answer and if i'm doing it right....
The sum of a number and 17 more than twice the same number is
1 answer
asked by
Anonymous
479 views
Write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y = 1/2x-1.
my answer
1 answer
asked by
Anonymous
414 views
The cable company has two plans:
Plan 1- Flat fee of $45 a month Plan 2- $15 a month plus 45 cents per minute What two equations
3 answers
asked by
Audrey
1,086 views
Complete parts a – c for each quadratic function.
a. Find the y-intercept, the equation of the axis of symmetry and the
2 answers
asked by
Mara
1,408 views
Simplify:
1.SquareRoot(-144) 2.SquareRoot(-64x^4) 3.SquareRoot(-13)*SquareRoot(-26) 4.(-2i)(-6i)(4i) 5. i^13 6. i3^8 7.(5 – 2i)
1 answer
asked by
Mara
467 views
Complete parts a – c for each quadratic function:
a. Find the y-intercept, the equation of the axis of symmetry and the x-
3 answers
asked by
Mara
886 views
Can someone check my answer for me.
List all the possible rational zeros of f(x)= 3x^5-7x^3+2x-15 p=15 1,3,5,15 q=3 1,3 answer:
1 answer
asked by
Jaden
396 views
IF P(A)=40%,P(A OR B)=60%,P(A AND B)=30% WHAT IS P(B)
1 answer
asked by
Christina
291 views
The piper Ad Agency claims that for every dollar spent on magazine advertising, monthly profit will increase by $5.00. You
4 answers
asked by
:)help please
820 views
Simplify, help please
sqrt-3 + sqrt27
1 answer
asked by
teri
445 views
I can't get the right answer to this problem...what am I doing wrong?
(2x-4)(x+1)^2 (2x-4)(x^2+2x+2) 2x^3+4x^2+4x-4x^2-8x-8
1 answer
asked by
Tim
342 views
write the series with summation notation:-1,-7,-13,-19
2 answers
asked by
Breanna
472 views
Help How do I figure out:
(cos 40)(cos20) - (sin 40)(Sin 20) Thank you
1 answer
asked by
jeff
326 views
find the value of the following expressions;
8! 12!
3 answers
asked by
NatoshaMarie
801 views
It will rain 6 days in May; and will be very overcast 10 days. The other days will be sunny. What is the Probibility of sun?
1 answer
asked by
NatoshaMarie
433 views
Find the number of possible outcomes;;
A lounge chair can be ordered with a choice of rocking or non rocking, swivel or non
4 answers
asked by
Natosha
444 views
Operations with fractions...3/5+4/5
1 answer
asked by
Keyshawn
282 views
Can someone EXPLAIN to me how to solve for x. Please don't just give me an answer because I won't learn anything from that.
sq
2 answers
asked by
Juan
851 views
log((x(sqrt�ã(X^2+1)/(x+1)^(2/3)))^6
Any ideas would be great, thanks
3 answers
asked by
MV
417 views
Use properties of logartithms to simplify and solve. Thanks.
ln(x-3)-ln(11x-23)+in(x-1)=0
3 answers
asked by
MV
436 views
The function f(t)=100,000/1+5000e^(-t) represents the population of an endangered species bird t years after they were
2 answers
asked by
MV
626 views
in the triangle ABC, the measure of angle b=21 more than three times the measure of angle A. the measure of angle C=54 more than
2 answers
asked by
Gail
493 views
How do I solve this rational exponent equation?
(2x)^1/2 = x - 4 Thanks in advance ^^
1 answer
asked by
Lily
413 views
how do you solve this? A dice is rolled twice. What is the probability of getting a multiple of 3 on the first roll or a total
3 answers
asked by
A
1,058 views
If f (x) = x² + 3 and g (x) = 3x - 1 then find the following:
1a. (f+g)(x) 1b. (f+g)(3) 1c. (f-g)(x) 1d. (fg)(x) 1e. (fg)(-1)
2 answers
asked by
elizabeth
774 views
If f (x) = x² + 3 and g (x) = 3x - 1 then find the following:
1. (f/g)(x) 2. (f o g)(x) 3. (f o g)(1) 4. (g o f)(x)
1 answer
asked by
elizabeth
242 views
Index 3 Sqr Rt y^13 times index 3 sqr rt 81y^14
1 answer
asked by
Anonymous
362 views
Help?
1) 3i-10/8i-5 2) 11i^2+1/-12i-8
5 answers
asked by
Torrio
357 views
Help Please?
1.30√-25 x 8√-49 2. 6√-64 + 12√-36 3. 4√-13 - 6√-13
6 answers
asked by
Bob
249 views
Can Someone Check My Anwsers?
1. -17=10x+3 = x=2 2.9x+5=7x+3x-2 = x= 7/1= 7 #I Do Have My Work Shown, On a Separate Sheet Of
4 answers
asked by
Sara
294 views
Check Answers Please?
1. 5+(2+3i) + (-3-7i) = 4 + -4i 2. (5-10i) - (2+i) = 7 - 9i 3. -5i(2-3i) = -10i - 15 4. (2+3i)(-3-7i) =
7 answers
asked by
Sara
610 views
I got this answer for a problem, and I'm not sure if it's right.
Can someone tell me if I'm correct? 1.(2+4i / 3-i) = 6/7+5/7i
6 answers
asked by
Tara
284 views
Making Sure these are right?
absolute value: 1.|7x+2|=10 x=1.1 x=1.7 2.|3x-5|=-1 x=1.3 x=2
3 answers
asked by
Chris
249 views
Are these right?!
Absolute value : 1. |x^2-2x+16|=8 x=-4 x=-3 x=-2 x=2 2.|3x-2|=7 x=5\3 x=3 3. |3x+2|+3=0 x= -5/3
3 answers
asked by
Pat
861 views
How would you solve these absolute value equations?
1.|3x-1|=|x+4| 2.|3/k-1|=4
1 answer
asked by
Unknown.
317 views
Does |x^2-3x+3|=3 have a solution?
1 answer
asked by
Unknown.
243 views
When it says graph the function using the given values of x and the domain and the range.
1) f(x)=x^2+4 ; x= -3, -2, -1, 0, 1, 2,
3 answers
asked by
Unknown
347 views
Help PleaseDx ?
Quadratic Equations ; 1. 4y^4+9=13y^2 2. x-3x 1/2+2=0 3. (x-5)^2+2(x-5)-35=0 4. (x-2)^2-3(x-2)+2=0 5. 2(x^2-5) -
1 answer
asked by
Unknown.
308 views
I Need Help ?
I'm Suppose to graph this and the domain and range, How Do i find this ? 1) f(x)=x^2+4 ; x= -3, -2, -1, 0, 1, 2, 3
9 answers
asked by
Unknown.
317 views
Help?
I Kind of understand this , but still I am stuck. 1. (2+4i)/3-i 2. 3√-50 + -72 3.(-4+√-15)^2 4.-4+√-20
4 answers
asked by
Unknown.
315 views
How Would You Solve This?
I have many other problems similar to this one: 1.√3-x =2-√x+1
1 answer
asked by
Unknown.
236 views
Help Solving This?
1.√3-x = 2-√x+1 2.2√n + 3 = n 5 Rational Exponet Equations: 1.3x^5/2 - 9 = 0 2.(2x+3)^1/4=4
1 answer
asked by
Unknown
367 views
Help Solving This?
1. √x+4 = √x-1+1 2.2√n + 3 = n 5 Rational Exponet Equations: 1.3x^5/2 - 9 = 0 2.(2x+3)^1/4=4
1 answer
asked by
Victor
365 views
Rational Exponet Equations:
Help? 1.(x^2+9x+22)^3/2 = 8 2.(5x-5)^2/3 = 16
1 answer
asked by
Sam'
339 views
Find the slope of the the line passing through the given points. Then tell weather the line rises,falls,is horizontal,or is
1 answer
asked by
Mimy
374 views
Help Solving This?
1. x-3x^1/2+2=0
1 answer
asked by
Unknown"
224 views
Help?
1.2x^2/3+5^1/3=12 2. 6x^6/3-5x^1/3-6=0
1 answer
asked by
Unknown
307 views
Help ?
1. x-3x^1/2+2=0
2 answers
asked by
Unknown
732 views
Help?
1.6x^6/3-5x^1/3-6=0 #Still Don't Understand how to solve this..
1 answer
asked by
Unknown
265 views
Helpp?
Graphs of functions !! I need to determine if these are odd or even? 1. f(x)=x^5-x 2. f(x)=5 3.f(x)=x^4+2x^3
4 answers
asked by
Unknown
689 views
Finding The greatest integer function.
1. f(9.1) is the answer 9 ??
3 answers
asked by
Unknown
346 views
a graph with the points (0,-3) (2,-4) (-2,-4)
What would be the domain, range x-intercepts y-intercepts and funtional value..
4 answers
asked by
Unknown
676 views
Write an equation for the line in point/slope form and slope/intercept form that has the given condition.
Help?.. 4. Slope = 3/2
2 answers
asked by
Unknown
664 views
HELP?
f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), Find the following and
1 answer
asked by
unknown
262 views
How would you solve this?
1.(f+g)(3)
6 answers
asked by
Victoria
273 views
Find the center and radius of the given circle and graph it.
1. x^2+y^2+10+21=0
3 answers
asked by
Unknown
292 views
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