Question

resolva as seguintes equações



a)3^×+1 =

b)25^×+1= 1/125

c) 3.4^×‐1=96

d)2^ ×+²+×‐¹=18

e)3^×+¹+3^×+² =12

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Answer 1

Resposta:

1 a) 3 ^ (x + 1) = 81 b) 25 ^ (x - 1) = 125 c) 3.4 ^ (x - 1) = 96 d) 2 ^ (x + 2) + 2 ^ (x - 1) = 18 e) 3 ^ (x + 1) + 3 ^ (x + 2) = 12