Question

Equação exponencial
URGENTE

Answer 1

d) 2^2x=2^5
2x= 5
x=5/2
e) 3^x-5=3^3 (1-x)
x-5=3-3x
4x=8
x=2
f) 5^x^2-2x=5^3
x^2-2x-3=0
x'=-3 x''=1/2
g) (8/10)^x=4/5
4/5^x=4/5
x=1