Log in
Sign up for FREE
arrow_back
Library

Unit 6 Test A: Radical Functions

star
star
star
star
star
Last updated about 3 years ago
17 questions
3
3
3
3
2
4
3
4
2
4
7
2
2
3
3
4
4
Question 1
1.

Find the perimeter of the triangle below. Write your answer in simplest radical form.

Question 2
2.

Simplify the expression below.
\sqrt{18}{(2+\sqrt6})-2\sqrt{3}

Question 3
3.

Simplify the expression:
\frac{\sqrt{294k^{30}}}{\sqrt{3k^5}}

Question 4
4.

Which is equivalent to the expression below:
a^\frac{5}{4}b^\frac{13}{4}

Question 5
5.

Simplify the expression. Write the answer as a radical
\frac{8^\frac{7}{3}}{8^\frac{5}{3}}

Question 6
6.

Solve the equation:
7-(3k-29)^\frac{1}{4}=5

Question 7
7.

Solve the equation:
(7-3c)^{\frac{1}{2}}=(1-5c)^\frac{1}{2}

Question 8
8.

OPTIONAL: Solve for y:
\sqrt{6y+15}-4=y

Question 9
9.

The square root parent function is translated so that the endpoint is located at (-4,1). Write an equation that represents this new function.

Question 10
10.

What transformations take place by graphig the function below with respect to it's parent functions? Check all that apply.

f(x)=-3\sqrt{x-5}-4

Question 11
11.
Graph the function AND identify it's key characterisics.
f(x)=-\frac{1}{2}\sqrt{x}-3

Domain: {x|x _______ } - use >= for 'greater than and equal to'
Range: {y|y_______ }
End Behaviour: As x\rightarrow_______ , f(x)\rightarrow_______ use the word 'infinity'
As x\rightarrow_______, f(x)\rightarrow_______
Increasing Interval: _______
Decreasing Interval: _______
Endpoint: _______
Question 12
12.

Which of the following relations represent a one-to-one function? Check all that apply:

Question 13
13.

Find the inverse function.

Question 14
14.

Find the inverse functon.


ANSWER:
f^{-1}x=

Question 15
15.

Determine if the functions below are inverse functions. Prove your answer algebraically.
f(x)=\frac{1}{3}x-3 and g(x)=6x+18

Question 16
16.

OPTIONAL: Determine if the functions below are inverse functions. Prove your answer algebraically.
f(x)=\sqrt{x}+3 and g(x)=x^{2}-6x+9 if (x\geq{3})

Question 17
17.

OPTIONAL: Solve the equation
\sqrt[3]{8x^{3}-1}+1=2x