Evaluate: \((64^{\frac{1}{2}} + 125^{\frac{1}{3}})^2\)
MATHEMATICS
WAEC 2018
Evaluate: \((64^{\frac{1}{2}} + 125^{\frac{1}{3}})^2\)
- A. 121
- B. 144
- C. 169
- D. 196
Correct Answer: C. 169
Explanation
\([64^{\frac{1}{2}} + 125^{\frac{1}{3}}]^2\) = \([\sqrt{64} + \sqrt[3] {125}]^2\)
\([8 + 5]^2\) = \([13]^2\)
= 169
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