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Verified answer
Kelas 9 MatematikaBab Akar dan Pangkat
^ = pangkat
√(16^(2x + 4)) = (0,25)^(-3x - 3)
2^(4(2x + 4)/2) = 2^(-2 (-3x - 3))
2 (2x + 4) = (-2) (-3x - 3)
4x + 8 = 6x + 6
4x - 6x = 6 - 8
-2x = -2
x = -2/-2
x = 1
HP = { 1 }