Answer:
32
Step-by-step explanation:
Rule:
(xᵃ)ᵇ = x⁽ᵃ * ᵇ⁾
(x⁴)³ = x⁽⁴ * ³⁾ = x¹²
X+x =2x
I think this ans may help you
use formula of length of the diagonal of rectangle equal to d/rt2
