Unit 7

Question 1

If the variable of a radical function is multiplied by a number?

Answer 1

Enlarged/Stretched

Question 2

We expect to see a line for the graph of a composition of a function and its inverse function?

Answer 2

real

Question 3

If a… number is added to a?

Answer 3

positive

Question 4

when we compose functions?

Answer 4

domain

Question 5

f(x)= 1/x+7 will differ from 1/x

Answer 5

shifts 7 to the left or down

Question 6

domain restrictions

Answer 6

x=-4

Question 7

if a number added to a radical?

Answer 7

negative

Question 8

in general, the composition of?

Answer 8

commutative

Question 9

simplify (3^2)3

Answer 9

729

Question 10

use > (x-5)(x-3)/x-5

Answer 10

G. Solid
F.Yes
E.No
D. y=x-3 or x=5

Question 11

g(x)2x^2+3

Answer 11

2x+3

Question 12

(64^6y^3)1/3

Answer 12

4x^2y

Question 13

y=x1/2+4

Answer 13

(x-4)^2 or x^2-8x+16

Question 14

y=x1/4

Answer 14

x^4

Question 15

f(x)1/x^2
g(x)1/x^4

Answer 15

x^2 or x^8

Question 16

y=(x+5)1/2

Answer 16

y=x^2-5

Question 17

a1/6b1/3

Answer 17

ab^2

Question 18

f(x)5x+1/x differs from 1/x

Answer 18

down 5

Question 19

f(x)x^6
g(x)x1/3

Answer 19

x^2

Question 20

7|5

Answer 20

5 1/7

Question 21

x4/9

Answer 21

4|x9 or 9|x4

Question 22

x-5|2x^2-10x+15

Answer 22

2x|15/x-5

Question 23

vertical asymptote

Answer 23

x=1

Question 24

intercnange x and y

Answer 24

(١-١,-١) —>(1,1)
(0.0)→ (8.2) → (2.8)

Question 25

horizontal asymptotes:

Answer 25

y=2