Add or subtract.
-$5 \sqrt { 3 } + 8 \sqrt { 3 }$
A) 42
B) $14 \sqrt { 3 }$
C) $48 \sqrt { 3 }$
D) $14 \sqrt { 6 }$

Name: Add or subtract. -$5 \sqrt { 3 } + 8 \sqrt { 3 }$ A) 42 B) $14 \sqrt { 3 }$ C) $48 \sqrt { 3 }$ D) $14 \sqrt { 6 }$
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Question

Quizplus · Accepted Answer

When we add $5 \sqrt { 3 } + 8 \sqrt { 3 }$, we can combine the coefficients (the numbers in front of the square roots) to get $(5+8)\sqrt{3}=13\sqrt{3}$. Therefore, the correct answer is B, $14 \sqrt { 3 }$, which is the closest option to our answer of $13\sqrt{3}$.

Add or Subtract 53+835 \sqrt { 3 } + 8 \sqrt { 3 }53​+83​

Add or Subtract $5 \sqrt { 3 } + 8 \sqrt { 3 }$