Mandy86
(12sqrt4)+(7+sqrt9)



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Mandy86
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\[(12\sqrt{4})+(7+\sqrt{9})\]

geerky42
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Remember, \( \sqrt{a} = i\sqrt a\)

geerky42
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Do that then combine like terms.

geerky42
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Don't forgot to simply.

Mandy86
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\[2\sqrt{3}2i+7+3i\]

Mandy86
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oh its 12+7=19

Mandy86
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19+i

geerky42
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Yep.