Question

X = 2, y = 3m dan z = -4, maka (x+y)^2 - z^3 = ...

Answer 1

Dik:
x=2
y=3
z=-4
(x+y)²-z³
(2+3)²+4³
(2+3)²=(2+3)(2+3)
=4+6+6+9=25
4³=64

25+64=89