Find the value of each variable

Step-by-step explanation:

= 9√2

c√2 = 9√2 ⇒ c = 9

b = 2c ⇒ b = 18

d = = = √243 = 9√3

a = c = 9

b = 18

d = 9√3

the answer is d. 75%

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