Add and Subtract Square Roots
-$7 \sqrt { 6 } + 5 \sqrt { 54 }$
A) $22 \sqrt { 6 }$
B) $8 \sqrt { 6 }$
C) $12 \sqrt { 6 }$
D) $- 22 \sqrt { 6 }$

Name: Add and Subtract Square Roots -$7 \sqrt { 6 } + 5 \sqrt { 54 }$ A) $22 \sqrt { 6 }$ B) $8 \sqrt { 6 }$ C) $12 \sqrt { 6 }$ D) $- 22 \sqrt { 6 }$
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Question

Quizplus · Accepted Answer

The expression simplifies as follows: $7 \sqrt { 6 } + 5 \sqrt { 54 } = 7 \sqrt { 6 } + 5 \sqrt { 9 \cdot 6 } = 7 \sqrt { 6 } + 5 \cdot 3 \sqrt { 6 } = 7 \sqrt { 6 } + 15 \sqrt { 6 } = 22 \sqrt { 6 }$.

Add and Subtract Square Roots - 76+5547 \sqrt { 6 } + 5 \sqrt { 54 }76​+554​

Add and Subtract Square Roots
- $7 \sqrt { 6 } + 5 \sqrt { 54 }$