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ACT® Math

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Work with Squares and Square Roots of Numbers

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ACTMAT-JXXLYB

Simplify the expression $2\sqrt { 48 } +3\sqrt { 180 } +\sqrt { 75 } -4\sqrt { 45 }$ by combining like terms.

A

$13\sqrt { 3 } +6\sqrt { 5 }$

B

$9\sqrt { 3 } +3\sqrt { 5 }$

C

$7\sqrt { 3 } -\sqrt { 5 }$

D

$19\sqrt { 8 }$

E

$13\sqrt { 3 } +30\sqrt { 5 } $