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Please help. i have test tomorrow and i need to know how to do this.

Please help. i have test tomorrow and i need to know how to do this.-example-1
User Wolfyuk
by
8.1k points

1 Answer

12 votes

Answer:

Answer is D

Just expand

And remember


√( - a) = √(a) i

Goodluck tomorrow

Please help. i have test tomorrow and i need to know how to do this.-example-1
User Muhammad Reda
by
7.8k points

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