Perform the indicated operation.
-$\sqrt{3}(\sqrt{7}-\sqrt{5})$
A) 6
B) $\sqrt{21}-\sqrt{15}$
C) $3 \sqrt{7}+3 \sqrt{5}$
D) $12 \sqrt{3}$

Name: Perform the indicated operation. -$\sqrt{3}(\sqrt{7}-\sqrt{5})$ A) 6 B) $\sqrt{21}-\sqrt{15}$ C) $3 \sqrt{7}+3 \sqrt{5}$ D) $12 \sqrt{3}$
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Quizplus · Accepted Answer

Distributing $\sqrt{3}$ across the terms inside the parentheses gives $\sqrt{3} \cdot \sqrt{7} - \sqrt{3} \cdot \sqrt{5}$, which simplifies to $\sqrt{21} - \sqrt{15}$.

Perform the Indicated Operation 3(7−5)\sqrt{3}(\sqrt{7}-\sqrt{5})3​(7​−5​) A) 6 B) 21−15\sqrt{21}-\sqrt{15}21​−15​ C) 37+353 \sqrt{7}+3 \sqrt{5}37​+35​

Perform the Indicated Operation $\sqrt{3}(\sqrt{7}-\sqrt{5})$ A) 6
B) $\sqrt{21}-\sqrt{15}$ C) $3 \sqrt{7}+3 \sqrt{5}$