Question

Resolva as equações exponenciais: a) 2x = 64 b) 9x = 81 c) 24x + 1 = 8x + 3 ​

Answer 1

Resposta:

A) 32

B) 9

C) $\frac{2}{16}$

Explicação passo a passo:

A)

$2x=64\\\\x = \frac{64}{2}\\\\x= 32$

B)

$9x=81\\\\x = \frac{81}{9}\\\\x = 9$

C)

$24x+1=8x+3\\24x-8x=3-1\\16x=2\\x = \frac{2}{16}$