Answer:
x^2 ÷4
Step-by-step explanation:
f(x) = ( 4x) ^1/2
y = (4x)^1/2
x = y^2 ÷ 4
then, inverse fun. is x^2 ÷ 4
Answer:
±16
The principle value is 16
Step-by-step explanation:
sqrt(8) * sqrt(32)
We know that sqrt(a) sqrt(b) = sqrt(ab)
sqrt(8*32)
sqrt(256)
sqrt(16*16)
±16
The principle value is 16
