# Need help with radical expressions and functions

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Question description

Simplify the expression below. Assume all variables are nonnegative real numbers.:

a. 5y

b.

c. -5y

d.

Approximate the value for the expression below. Round to three decimal places, if necessary.

a. 4.243

b. 9

c. 324

d. 3.240

Simplify the expression below:

a. 1

b. 3

c. 0

Simplify the expression below. Assume all variables are nonnegative real numbers.:

a. -4x2

b.

c.

Simplify the expression below. Assume all variables are nonnegative real numbers.
(Hint: Factor the polynomial).

x+2

Simplify the expression below. Assume all variables are nonnegative real numbers.

a.

b. 12x-4

c. 3x-1

d. no real number

Find f(-1) for the function

a. 2.4

b. 2.2

c. 2

Which function is shown in the graph below?

a.

b.

c.

d.

Simplify the expression below. Assume all variables are nonnegative real numbers.:

a.

b.

c.

(Top Tutor) Daniel C.
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School: UC Berkeley
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