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Solve for k in the equation \(\frac{1}{8}^{k+2}\) = 1

Solve for k in the equation \(\frac{1}{8}^{k+2}\) = 1
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 2
  • B -4
  • C -2
  • D 4
Correct Answer: Option C
Explanation:
\((8^{-1})^{k+2}\) =\((8^{0})\)
base 8 cancel out on both sides
-1(k+2) = 0
-k -2 = 0
: k = -2

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