70 ! select all of the expressions that are equivalent to 4 square root of 5. a. 2 square root of 20. b. 6^1/2-5^1/2 c. 3*5^1/2+5^1/2 d. 4* 5^1/2 e. 2 square root of 10 f. 3*5^1/2

I think the answers your look for are

A. 2 square root of 20

B. 6^1/2-5^1/2

C. 4*5^1/2

Step-by-step explanation:

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb