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\( \Large \sqrt{289} - \sqrt{625} \div \sqrt{25} \) is equal to
A) 17
B) 15
C) 12
D) \( \Large - \frac{8}{5} \)
Correct answer:
C) 12
Description for Correct answer:
\( \Large \sqrt{289} - \sqrt{625} \div \sqrt{25} \)
= \( \Large \sqrt{17 \times 17} - \sqrt{25 \times 25} \div \sqrt{5 \times 5} \)
= \( \Large 17 - 25 \div 5 = 17 - 5 = 12 \)
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