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Functions

12/10/17

A quadratic function f can be written in the form f(x) = a(x - p)(x - 3).

3. A quadratic function f can be written in the form f(x) = a(x - p)(x - 3). The graph of f has axis of symmetry x=2.5 and y-intercept at (0,-6) a. Find the value of p. For this I got p=2b. Find... more

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Functions Function

12/09/17

Let f(x)=5x and g(x)=x^2+1, when the domain of x is all real numbers.

1. Let f(x)=5x and g(x)=x^2+1, when the domain of x is all real numbers. a. Find f^-1(x).b. Find (f ° g)(7).

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Functions Mathematical Thinking

12/08/17

If I have f(x) is continuous, and g(x) is not continuous, is it possible for f(x) + g(x) to be continuous?

Nothing more to add :)

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Functions Algebra Equations

12/07/17

Solve the equation g(t)=1 given that g(t)=6^t.

Solve the equation g(t)=1 given that g(t)=6t. t=?

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Functions

12/07/17

Let f(x)=x^2 -1 and g(x)= x^2 - 2, for x has the domain of all real numbers

7. Let f(x)=x^2 -1 and g(x)= x^2 - 2, for x has the domain of all real numbers a. Show that (f ° g)(x)=x^4 - 4x^2 + 3. b. How could I sketch the graph of (f ° g)(x), for 0 is < or equal to x... more

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Functions Economics Value

12/04/17

Task: Show that the function x^2-2xy+5y^2-10x+2y is convex. Find its global minimum value.

This is a task for economics calculus, and I cannot do it.

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Functions

12/04/17

Linear Function

The graph and the table each represent a different linear function. When x =6, which of the twofunctions has the greater y-value? The coordinates on the x axis are (3,0)The coordinates on the y... more

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Functions Function Inverse Find The Inverse

12/01/17

find the inverse the function

find the inverse of the function y=6x2 which has an inverse of y-1

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Functions Function Inverse Inverse Functions

12/01/17

find the inverse of the function

find the inverse of the function y=8x2 which has an inverse of y-1

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Functions

12/01/17

Describe the transformation when being compared to f(x)= |x|, and a >1. g(x)= |x-a| *

Basically what the question asks.

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Functions Math Trigonometry Sat Math

12/01/17

if h(x) = f(g(x)) where h(x) = sinx and f(x) = cosx which of the following could define the function g

options given g(x) = √(x2-1) g(x) = √(1-x2) g(x) = (π/2) +x g(x) = (π/2) - x g(x) = tanx I tried doing it but cos^-1(sinx) isn't possible to do with what i know

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Functions Math

12/01/17

From her position, what is the angle of elevation, to the nearest tenth of a degree, to the top of the left exterior wall?

While standing at the left corner of the schoolyard in front of her school, Suzie estimates that the face is 8.9 wide and 4.7 high. From her position, Suzie is 12m from the base of the right... more

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Functions Polynomials Quadratic Formula Zeros Of Polynomial Function

11/30/17

Why is this required for finding zeros in Polynomials

I believe this question is very simple, I just would like to know why in this specific example (2x3+2x2-19x+20=0) once I am done plugging in the trinomial into the quadratic formula and get 6 +- 2i... more

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Functions

11/27/17

Solve the following equations, giving exact values if possible.

2. Solve the following equations, giving exact values if possible.a. 9^x-1 = (1/3)^2xb. ln(x+2)=3c. log27(x)=1-log27(x-0.4)d. logb6=1/2

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Functions Math Algebra Word Problem

11/27/17

construct a function for the following word problem

A worker gets 18 dollars per hour for a normal work week of 40 hours and time-and-a-half for overtime. Assuming he works at least 40 hours a week, construct a function describing his weekly... more

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Functions

11/27/17

Question about graphing a function

Graph the function using a graphing calculator and then sketch each graph. On your sketch draw a series of secant lines thatyou could use to estimate the slope of the tangent when x=2. Calculate... more

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Functions

11/26/17

How wide should the tulip border of Gage Park be, to one decimal place?

For Gage Park, a landscaper wishes to plant a boundary of tulips within a rectangular garden with the dimensions of 18m by 12m. To obtain a pleasing look, the area of the tulip border should be... more

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Functions

11/24/17

Which of the following are correctly defined functions?

a) f : R → R, f(x) = 1/x^4+4 b)f : R → R, f(x) = 1/x^4−4 c)f : R → R, f(x) = √sin^2 x d)f : R → R, f(x) = √sin x e)f : R → R, f(x) = 2017

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Functions Trigonometry Trig Identities

11/21/17

Trig functions (indentities) question

Solve: 2sin2x=cotx , -π ≤ x ≤ 2π

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Functions Algebra 2 Algebra Division

11/21/17

f(x) = x + 4,g(x) = x - 3, for which value of x is (f/g)(x) undefined?

f(x) = x + 4 g(x) = x - 3 for which value of x is (f⁄g)(x) undefined?

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Functions College Algebra Math Help Thank You

11/20/17

Functions Math Help

Suppose h(x)=f(g(x)), h(x)=(2x+1)^3, and f(x)=x^3. What is g(x)?

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Functions Homogeneous Equations

11/19/17

Is this function homogeneous

F(K,L)= (lnK-LnL)(K+L)^a

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Functions Inequalities Graphs

11/14/17

TELEPHONE A cell phone company charges $40 per month plus $2 for each minute of time used out of the service area.

A cell phone company charges $40 per month plus $2 for each minute of time used out of the service area. Write the equation that describes the amount y that a cell phone user would pay if they used... more

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Functions

11/13/17

What is the area of your rectangular garden if the width is four times the size of the length?

Solve this problem and write a function rule.

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Functions Algebra 2 Algebra Algebra Help

11/09/17

How do you distribute the negative sign?

Example:p(t_ = 2t - 1 and q(t) = -t2 - 4t - 1. Find (q - p)(t) (q - p)(t) = q(t) - p(t) q(t) - p(t) "define" (-t2 - 4t - 1) - (2t - 1) "substitute" =(-t2 - 4t - 1 - 2t + 1 "distribute... more

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A quadratic function f can be written in the form f(x) = a(x - p)(x - 3).

Let f(x)=5x and g(x)=x^2+1, when the domain of x is all real numbers.

If I have f(x) is continuous, and g(x) is not continuous, is it possible for f(x) + g(x) to be continuous?

Solve the equation g(t)=1 given that g(t)=6^t.

Let f(x)=x^2 -1 and g(x)= x^2 - 2, for x has the domain of all real numbers

Task: Show that the function x^2-2xy+5y^2-10x+2y is convex. Find its global minimum value.

Linear Function

find the inverse the function

find the inverse of the function

Describe the transformation when being compared to f(x)= |x|, and a >1. g(x)= |x-a| *

if h(x) = f(g(x)) where h(x) = sinx and f(x) = cosx which of the following could define the function g

From her position, what is the angle of elevation, to the nearest tenth of a degree, to the top of the left exterior wall?

Why is this required for finding zeros in Polynomials

Solve the following equations, giving exact values if possible.

construct a function for the following word problem

Question about graphing a function

How wide should the tulip border of Gage Park be, to one decimal place?

Which of the following are correctly defined functions?

Trig functions (indentities) question

f(x) = x + 4,g(x) = x - 3, for which value of x is (f/g)(x) undefined?

Functions Math Help

Is this function homogeneous

TELEPHONE A cell phone company charges $40 per month plus $2 for each minute of time used out of the service area.

What is the area of your rectangular garden if the width is four times the size of the length?

How do you distribute the negative sign?

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