Briella Briella
  • 17-11-2024
  • Mathematics
College

Which choices are equivalent to the expression below? Check all that apply.A.2iB.-2C.D.

Which choices are equivalent to the expression below Check all that apply A 2iB 2C D

Answer :

AedanR722444 AedanR722444
  • 10-09-2024

The given expression is √- 4. It can be written as

√4 * √- 1

Recall, √- 1 = i

It becomes

√4 * i

= i√4

Recall, √4 = 2. It becomes

i * 2

= 2i

Options A and C are correct

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