100 Most Beautiful Secret Areas in China

100 Most Beautiful Secret Areas in China

Matematika TOLONKK KAKKK PLSSSSSSS​

TOLONKK KAKKK PLSSSSSSS​

Jawaban:

1. (x+2)^2x-1 = (x+2)^x+3

2x-1 = x+3

2x-x = 3+1

x = 4

2. 3^2x - 4.3^x+1 + 27 = 0

3^2x - 4.3^x+1 + 3³ = 0

2x - 4 . x + 1 + 3 = 0

2x - 4x + 1 + 3 = 0

-2x + 4 = 0

-2x = -4

x = -4/-2

x = 2

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