Question

Jika diketahui ^2log √x²-16=2,maka ^xlog 2=..............

Answer 1

²log √(x² - 16) = 2
√(x² - 16) = 2²
x² - 16 = 16
x² = 32
x = √32

x'log 2 = √32 ' log 2
= (2^5/2)'log 2
= 1/(5/2) ²log 2
= 2/5