Question

Equação exponencial 2ײ-×-16=16

Answer 1

2 ײ-×-16=16

2 ײ-×-16= 2 ⁴ => base morta, use exp.

ײ-×-16=4

x² -x -20= 0 => b/c= -1/-20 = 4-5/4•-5

(x +4) . (x -5)=0

x'= -4 x"=5 <=====©