Question

Jika x himpunan penyelesaian 9^2x-7=1/akar 3 maka nilai dari 8x + 2 adalah...

Answer 1

Verified answer

9^2x-7 = 1/√3
(3²)^2x-7 = 1/3^½
3^2(2x-7) = 3^-½
2(2x - 7) = -½
kalika 2
4(2x - 7) = -1
8x - 28 = -1
8x = 28 - 1
8x = 27
nilai dari 8x + 2 = 27 + 2 = 29