Himpunan penyelesaian 4 pangkat x-1 = 1 per akar 2 .nilai (8x+3) adalah

jawab

4ˣ⁻¹  = 1/√2
(2²)ˣ⁻¹ =(2)^(-1/2)

2(x - 1) = - 1/2
2x - 2 = -1/2
2x = 2 -  1/2
2x = 3/2
x = 3/4

nilai 8x + 3  = 8(3/4) + 3
= 6 + 3
= 9