QuestionAugust 25, 2025

Which expression has the least value? Choose the correct answer below. A. sqrt (81)-sqrt (25) B. sqrt (64)+sqrt (25) C. sqrt (81)cdot 2 D. sqrt (64)-3

Which expression has the least value? Choose the correct answer below. A. sqrt (81)-sqrt (25) B. sqrt (64)+sqrt (25) C. sqrt (81)cdot 2 D. sqrt (64)-3
Which expression has the least value?
Choose the correct answer below.
A. sqrt (81)-sqrt (25)
B. sqrt (64)+sqrt (25)
C. sqrt (81)cdot 2
D. sqrt (64)-3

Solution
4.1(333 votes)

Answer

The expression with the least value is A: \sqrt{81} - \sqrt{25}, which equals 4. Explanation 1. Calculate each expression A. \sqrt{81} - \sqrt{25} = 9 - 5 = 4 B. \sqrt{64} + \sqrt{25} = 8 + 5 = 13 C. \sqrt{81} \cdot 2 = 9 \cdot 2 = 18 D. \sqrt{64} - 3 = 8 - 3 = 5 2. Compare values Compare the calculated values: 4, 13, 18, and 5.

Explanation

1. Calculate each expression<br /> A. $\sqrt{81} - \sqrt{25} = 9 - 5 = 4$<br /> B. $\sqrt{64} + \sqrt{25} = 8 + 5 = 13$<br /> C. $\sqrt{81} \cdot 2 = 9 \cdot 2 = 18$<br /> D. $\sqrt{64} - 3 = 8 - 3 = 5$<br /><br />2. Compare values<br /> Compare the calculated values: $4$, $13$, $18$, and $5$.
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