Which shows how the square root of negative 8 would be written a + b i form?
a. 0 + 2i(square root of 4)
b. 2 + i(square root of 4)
c. 0 + 2i(square root of 2)
d. 2 + i(square root of 2)
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Answer:
✓(-8)=✓(-2×4)=2✓2✓(-1)
=2×i√2
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