If (16) 2 x +3 =(64) x +3 , then 4 2 x -2 =

Question

Philoid · Accepted Answer

4^{4x + 6} = 4 ^{3x + 9}

= 4x + 6 = 3x + 9

= x = 3

4^{2x – 2} = 4⁴

= 256

If (16)2x+3 =(64)x+3, then 42x-2 =