Mathematics

Find the value of x for which 2(32x-1) = 162

Find the value of x for which 2(32x-1) = 162
  • A.5/2
  • B.3/2
  • C.2/5
  • D.1/2
Correct Answer: Option A
Explanation

2(32x-1) = 162
32x-1 = 162/2
32x-1 = 81
32x-1 = 32
2x – 1 = 4 (equating the indices)
2x = 55/2
x =