Search SchoolNGR

Wednesday, 08 April 2026
Register . Login

Given that \(\frac{5^{n +3}}{25^{2n -2}}\) = 5o, find n

Given that \(\frac{5^{n +3}}{25^{2n -2}}\) = 5o, find n
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A N = 1
  • B N = 2
  • C N = 3
  • D N = 5
Correct Answer: Option C
Explanation:
\(\frac{5^{n +3}}{25^{2n -2}}\) = 5o
\(\frac{5^{n + 3}}{5^{2(2n - 3)}}\) = 5o
n + 3 - 4n + 6 = 0
-3n + 9 = 0
-3n = -9
n = \(\frac{-9}{-3}\)
n = 3

Share question on: