Preform the indicated operations and write the results in standard form. ( i= imaginary number)

Question

√-12(√-4-√2)

Answer 1

sqrt(-12) = 2 i sqrt 3

sqrt (-4) = 2 i

sqrt 2 = sqrt 2

so
2 i sqrt 3 * [ 2 i - sqrt 2 ]

-4 sqrt 3 - 2 sqrt 6 i