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Equations and functions
Page 7
Questions (918)
The function f is defined by f(x)=2x^3-x^2+kx-6, where k is a constant. In the xy-plane, the graph of f intersects the x-axis at
2 answers
asked by
Hayley
576 views
the equation x=modulus of y.is a function or not.why.
1 answer
asked by
adiba
278 views
Part A: Sam rented a boat at $225 for 2 days. If he rents the same boat for 5 days, he has to pay a total rent of $480.
Write an
2 answers
asked by
D
1,134 views
Please I need help with this algebra problem
With the 3 equations f1(x)=0 f2(x)=1/8(x+16)^2-98 f3(x)=2x+24 Determine an equation
4 answers
asked by
Tim
441 views
Find the equation of the parabola w/ v(3,-4) and with directrix y=0.
1 answer
asked by
Mohammed
361 views
From the graph the median price paid for a home in 1968 is about $20000 and in 1993 is about $100000. Use these data points to
3 answers
asked by
Brita
677 views
Thomas buys a cardboard sheet that is 12 by 8 inches. Create an equation for this situation, find the zeros, and sketch the
7 answers
asked by
chicken
864 views
a slow growing population of animals increases with time (years). the size of the population is given by
4 answers
asked by
Faye
517 views
how do I find the answer to if the point (5,-3) is a point on the graph of f then f(?)=(?)
1 answer
asked by
sherie
330 views
You spend $1000 on a computer and for tax purposes chose to depreciate it (or assume it decreases in value) to $0 at a constant
6 answers
asked by
Hazle
493 views
Use a graphing utility to graph the function and approximate (to two decimal places) any relative minima or maxima. (If an
2 answers
asked by
Alicia
1,326 views
1. 4f (5)+7
2. F(X)=2x-6 3. g(X)= x^2-x-x-9 4. h(x)=4-X
1 answer
asked by
Sarah
263 views
Write an equation that would have a hole at x = 4 and a vertical asympote at x = -2.
My answer was f(x)= (x-4)/(x+2) If it is not
6 answers
asked by
Kate
372 views
Find the equation of the set of all points P(x,y) that is twice as far from (-8,8) as from (-2,2).
3 answers
asked by
Jimmy
7,479 views
Determine the y intercept of the graph of y=5x^2 + 7x+ 11
1 answer
asked by
Heaven
296 views
From first principles (ie using the tangent slope method), find the slope of the following curves at the given value of x.
f(x)=2
3 answers
asked by
Marc
553 views
the function -2x^2+16x+40 represents the area of a rectangle. plz explain wat x standa for if y is the area of the rectangle and
1 answer
asked by
Gucci$harma
359 views
The number of Sasquatch living t years after 2016 is given by the formula s(t)=(51t+84)/(3t+28).
-What value does the Sasquatch
2 answers
asked by
Gio
566 views
1. Find the equation of the asymptotic of the hyperbole
x^2/9 - y^2/ 4 = 1. 2. Given the equation of a function 2x^2 + 5y^2 - 16x
1 answer
asked by
sylvia
458 views
The function C(x)=x2−4x+28 models the cost, in hundreds of dollars, to produce x thousand pens. Find the total cost to produce
2 answers
asked by
Answer please!
890 views
Suppose that the water level of a river is 34 feet after 3 days of rain and 62 feet after 10 days of rain. The river was 22 feet
3 answers
asked anonymously
57 views
f(x)=e^(2x-1) +3
Find the equation of asymptote
1 answer
asked by
Anonymous
329 views
Use the CALC features of the TI to answer the following. Show what you put into the calculator & what CALC feature you used.
1 answer
asked by
Clarice
457 views
fish population: the fish population in a certain lake rises and falls according to the formula F=1000(30+17t-t^2) , Here F is
2 answers
asked by
sheen
943 views
Sal's Sandwich Shop sells wraps and sandwiches as part of its lunch specials. The profit on every sandwich is $2 and the profit
4 answers
asked by
anonymous
2,264 views
7. For the function defined by:
f(x)= {x^2, x<=1} {2x+1, x>1} a. evaluate f(0) 8. Solve the following system of equations
3 answers
asked by
Bob
746 views
7. For the function defined by:
f(x)= {x^2, x<=1} {2x+1, x>1} a. evaluate f(0) 8. Solve the following system of equations
1 answer
asked by
Ryan
854 views
l(x)=3-x^2
l(x)=7 x=-2 am i correct?
1 answer
asked by
anon
231 views
C(x)={(x,y)|y=4x-5}
D(x)=x^2+2x C(D)=
1 answer
asked by
June
276 views
The department of transportation has proposed a new 7-mile stretch of highway. The elevation of the highway x miles along the
2 answers
asked by
Anonymous
502 views
These are some I chose to practice but I have a hard time knowing how to do it. The answers are online but that doesn't help.
3 answers
asked by
DINA
697 views
The function C(l) = 3 l+ 2 is the cost to order a lip gloss l ,including the flat rate shipping charge. Which of the following
3 answers
asked anonymously
197 views
A vessel is crossing a channel. The depth of the water(measured in metres) varies with time and is represented by the following
3 answers
asked by
Kelly
567 views
The curve y=x^3 intersects the line y=7x-6 at three points, (-3,-27), (1,1), and (2,8). Find the total area bounded by y=x^3 and
1 answer
asked by
Isaac
463 views
A car dealer determines that if gasoline-electric hybrid automobiles are sold for x dollars apiece and the price of gasoline is
2 answers
asked by
Bill
587 views
If you had the following what model is most appropriate?
y 3 1 0 -1 x 2 1 1/2, 0 quadratic linear exponential line
1 answer
asked by
Steve
314 views
Two questions are written to express how far a car can go when driving on different roads on road 1 the car can go 60 miles in
3 answers
asked anonymously
39 views
Hiiii! My teacher gave out some practice problems to help prepare for the big upcoming tEst.. I just don't remember hiw to do
3 answers
asked by
Bailey
551 views
The parabola y=3x^2 is translated so that the new vertex is (-2,5). Find the corresponding function.
2 answers
asked by
Bruh
470 views
Find the equation for the parabola with the given vertex that passes through the given points.
vertex (-4,2) point (-3,0) please
2 answers
asked by
Alicia
539 views
If monthly payments p are deposited in a savings account paying an annual interest rate r, then the amount A in the account
2 answers
asked by
Ashton
491 views
The demand function for a certain brand of CD is given by
p = −0.01x^2 − 0.2x + 12 where p is the unit price in dollars and x
1 answer
asked by
phil
848 views
Set up a table of values:
Y(1) = 1/2x + 5 Y(2) = -2x -1 x y(1) 1/2x+5 y(2) -2x - 1 (x,y(1)) (x, y(2)) 8 4 0 -2
11 answers
asked by
Mujika
45 views
the curve y=ax+ b/x has a relative minimum at the point (1,4). find the values of a and b.
please help. I have no idea how to
1 answer
asked by
Anonymous
351 views
Find the x–coordinate of the point on the parabola y=x^1/2 nearest to the point (4, 0).
1 answer
asked by
demi
424 views
x-intercept 0.4 y-intercept 0.3 How you solve for 1/f ?
1 answer
asked by
optic lens
355 views
You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the
1 answer
asked by
Irina
471 views
You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the
1 answer
asked by
Sam
477 views
I really need help on this. I tried doing it on my own, but, I got stuck. Thanks!
(a) List any approximate x-intercepts values.
4 answers
asked by
Lori
355 views
y = 1 − (x − 2)^2
1 answer
asked by
nina
222 views
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Parent Categories (13)
Algebra
Arithmetic
Calculus
Cost and Revenue Analysis
Differential Calculus
Geometry
Math
Math and Algebra
Math and Statistics
Mathematical modeling
Mathematics
Supply and Demand
Trigonometry