MCQ
The value of $7^{\frac{1}{2}}\times8^{\frac{1}{2}}$ is:
- A$(56)^{\frac{1}{2}}$
- B$(14)^{\frac{1}{2}}$
- C$(42)^{\frac{1}{2}}$
- D$(28)^{\frac{1}{2}}$
✓
Answer
- $(56)^{\frac{1}{2}}$
Solution:
$7^{\frac{1}{2}}\times8^{\frac{1}{2}}$
$=(7\times8)^{\frac{1}{2}}$
$(56)^{\frac{1}{2}}$
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