3 pangkat x+1 – 3 pangkat x-1 = berapa hasil nya

By Admin ReiPosted on December 12, 2022

3 pangkat x+1 – 3 pangkat x-1 = berapa hasil nya

${3}^{x + 1} - {3}^{x - 1} \ = {3}^{x} .3 - {3}^{x} . {3}^{ - 1} \ misal : {3}^{x} = a \ maka \ 3a - afrac{1}{3} = frac{9a - a}{3} \ = frac{8a}{3}$