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Equations and functions
Page 3
Questions (920)
Determine which ordered pair is a solution of y = x^2–2.
(5, 21), (–5, 24), (–1, –1), (–2, 6) I don't see a correct
5 answers
asked by
Need help
1,065 views
What is f(-5)if f(x) = |2x - 1| + 10?
21 19 -1 -21 I have no idea how to solve this.
4 answers
asked by
Babygirl
486 views
A makeup artist charges $40 to travel to a wedding, plus $20 per hour for the makeup she is doing at the wedding. The bride
4 answers
asked by
RODNEY
1,778 views
The height in metres of a projectile launched from the top of a building is given by h(t) =- 5t2 + 10t+5 where t is the time in
4 answers
asked by
John
1,347 views
The weekly demand for the Pulsar 25-in. color console television is given by the demand equation
p=-0.05x+502 (0(less than or
5 answers
asked by
Britney
2,398 views
Given the function rule f(x)=x^2-4x+3, what is the output of f(-3)?
A- 24 B- 21 C- 0*** D- -3
11 answers
asked by
Help Please!
7,801 views
A particle moves according to the equation of motion s(t)=t^2-2t+3 where s(t) is measured in feet and t is measured in seconds.
4 answers
asked by
Audrey
924 views
The table shows the height above the ground of a helicopter taking off from the top of a building. What equation in point-slope
5 answers
asked by
Llorna
1,109 views
Determine whether the following statement is true or false.
Given functions f(x) and g(x), the x-coordinate of the point of
5 answers
asked by
nope
3,171 views
An amusement park charges $8 admission and average of 2000 visitors per day. A survey shows that , for each $1 increase in the
6 answers
asked by
henry
4,112 views
The sum of the length l and the width w of a rectangular area is 220 meters.
(a) Write w as a function of l. w = (b) Write the
4 answers
asked by
Nate
1,402 views
Rewrit the equation in vertex form. Name the vertex and y-intercept.
y=3/5^2+30x+382 I need some help do not understand these
6 answers
asked by
Lee
2,988 views
For the period 1995-2002, the total personal expenditures (in billions of dollars) in the United States for food, f(x), and for
5 answers
asked by
Jamie
2,710 views
In the example we modeled the world population in the second half of the 20th century by the equation
P(t) = 2560e0.017185t. Use
4 answers
asked by
Anonymous
1,961 views
let f(x)=9x-2 and g(x)=√3x+7 find the domain of f and g 2.evaluate f(-2) f -1/3)
4 answers
asked by
Denberu
433 views
q = 350 − 5p
(a) Enter the equation for revenue R as a function of price p. R = (b) What is the (instantaneous) rate of change
4 answers
asked by
Sammy
1,143 views
1) Let f(x)=9x-2;g(x)=under square root 3x+7. Find each of the following. A) domain of (f+g) B) domain of fg C) domain of f/g
6 answers
asked by
Lorry
1,929 views
3. A retail co plans to work on a margin of 44% of retail price and to incur other variable costs of 4%. If it expects fixed
13 answers
asked by
Mesay girum
2,547 views
Veda climbs up the mountain while Kaleb climbs down. The equation and the table represent the
elevations of the climbers in feet,
4 answers
asked by
Empty room
310 views
What is the value of 't'
in h(t)=-16t^3+100t if h=72
4 answers
asked by
Beti
1,580 views
I don't understand this at all!
use the position equation s=-16t^2 +v0t+s0 to write a function that represents the situation.
4 answers
asked by
Julia
1,593 views
The demand function for a product is given by
p = 10,000(1 − (5/5 + e^−0.001x)) where p is the price per unit (in dollars)
4 answers
asked by
steve
2,178 views
If the demand function=9000-30p and the cost function=90000+30x then find break even point
5 answers
asked by
ibsaa
1,097 views
Write the slope-intercept equation of the function f whose graph satisfies the given conditions.
The graph of f is
4 answers
asked by
Mike
1,873 views
Country Workshop manufactures both finished and unfinished furniture for the home. The estimated quantities demanded each week
3 answers
asked by
Mia
965 views
Could someone tell me how to find the inverse of g(x)= x^2-5x-6
4 answers
asked by
Mae
1,098 views
The line x=c where c>0 intersects the cubic y=2x^(3)+3x^(2)-9 at point P and the parabola y=4x^(2)+4x+5 at point Q.
a. If a line
4 answers
asked by
anonymous
1,376 views
The amount of revenue brought in by states from motor
vehicle licenses increased at a relatively constant rate of 499.79 million
4 answers
asked by
John
496 views
Write an equation for the function that is finally graphed after the following transformations are applied to the graph y=|x|.
5 answers
asked by
Lilly
3,524 views
A landfill has 50,000 tons of waste in it. Each month it accumulates an average of 420 more tons of waste. What equation is a
4 answers
asked by
MK
362 views
11. The path of a small bird in flight is given by the equation, H(t) = -.0125t3+ .15t2-.02t +10, where t (seconds) is the time
4 answers
asked by
kiara
837 views
Find all values of 'a' such that y=a/(x−9) and y=x^2−18x+81 intersect at right angles.
show steps please :)
4 answers
asked by
anna
1,178 views
y=−3x2−4x+1
(a) Write the equation of the parabola in standard form (b) Identify the vertex of the parabola C)Is the vertex a
5 answers
asked by
maria
459 views
a car travels at a constants speed and uses G(x) litres of gas per kilomotre, where x is the speed of the car in kilomotres oer
4 answers
asked by
invy
1,561 views
For what values of x is the tangent line of the graph of
f(x)=8x3+36x2+46x−72 parallel to the line y=−2x+1.9 ? Enter the x
3 answers
asked by
Allison
1,985 views
The line x=c where c>0 intersects the cubic y=2x^(3)+3x^(2)-9 at point P and the parabola y=4x^(2)+4x+5 at point Q.
a. If a line
4 answers
asked by
anonymous
1,046 views
The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p
4 answers
asked by
Mia
1,242 views
f(x)=kx^2+3
a) if the tangent lines to the graph of f at (t,f(t)) and (-t, f(-t)) are perpendicular, find t in terms of k b) Find
4 answers
asked by
Rachel
1,005 views
1. Which equation represents the axis of symmetry of the function y = –2x² + 4x –6? (1 point)
y = 1 x = 1 x = 3 x = –3 btw
4 answers
asked by
Carson
621 views
graph y=2x+3 and its inverse.
4 answers
asked by
krisstyle
2,503 views
The cost of producing x units of balloons is given by C(x) =140 + 0.125x + 0.0005x^2. If the revenue function is determined by
4 answers
asked by
almas
1,017 views
Suppose a parabola has vertex (-4,7) and also passes through the point (-3,8), write the equation of the parabola in vertex
4 answers
asked by
Lilah
2,059 views
A new set of car tires has a tread depth of 8 millileters. The tread depth decreases 0.12 millimeter per thousand miles driven.
3 answers
asked by
Collins
952 views
The variables x and y are related by the equation y=ax/(x-b),where a and b are constants .When y is plotted against y/x ,a
4 answers
asked by
Claudia
1,252 views
Let f(x)= √1-sinx)
(a.) What is the domain of x? (b.) Write an equation for the tangent line to the graph of f at x=0. I mostly
3 answers
asked by
Amy
1,461 views
formula for converting celcius to fahrenheit: F=9/5C+32
a) what is the inverse of the function? b)use the inverse to find the
4 answers
asked by
Belle
1,990 views
How do i solve this?
Write a rule for the function. Input,x 0 1 2 3 Output,y 3 5 7 9
5 answers
asked by
Hope
1,286 views
A farmer has 450m of fencing to enclose a rectangular area and divide it into two sections.
a) Write an equation to express the
3 answers
asked by
May
2,526 views
Determine the equation of the member of the family of functions with zeros at 2 (order 2), 3 (order 2) and 4 (order 1) that
3 answers
asked by
Tylor
755 views
Find an equation of the line tangent to the graph of x^2+(y-x)^3=9 at x=1
5 answers
asked by
Sarah
1,102 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