Question

resolva as equação exponenciais ajudaaaa​

Answer 1

a)

${25}^{x}=625 \\ {25}^{x}={25}^{2} \\ x=25$

b)

${9}^{x}=81 \\ {9}^{x}={9}^{2} \\ x=2$

c)

${2}^{3x}=256 \\ {2}^{3x}={2}^{8}$

$3x=8 \\ x=\frac{8}{3}$

d)

${49}^{x}=2401 \\ {49}^{x}={49}^{2} \\ x=2$

e)

${36}^{x}=1296 \\ {36}^{x}={36}^{2} \\ x=2$