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Simplify. √-162 +2√-32-3√-98
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4 votes
Simplify.
√-162 +2√-32-3√-98

User ClutchDude
by
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1 Answer

0 votes

Answer:


-4i√(2)

Explanation:


√(-162)=√(-81)√(2)=9i√(2) \\ \\ √(-32)=√(-16)√(2)=4i√(2) \\ \\ √(-98)=√(-49)√(2)=7i√(2) \\ \\ \therefore √(-162)+2√(-32)-3√(-98)=9i√(2)+8i√(2)-21i√(2)=-4i√(2)

User Riccardo Marotti
by
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