Question
What is the value of 3√−8−3√−216 ?
Answer: Option A
:
A
- 8 = - 2×−2×−2
3√−8=−2
- 216 = −6×−6×−6
3√−216=−6
So the given expression 3√−8−3√−216 becomes - 2 - (- 6) = - 2 + 6
= 4
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:
A
- 8 = - 2×−2×−2
3√−8=−2
- 216 = −6×−6×−6
3√−216=−6
So the given expression 3√−8−3√−216 becomes - 2 - (- 6) = - 2 + 6
= 4
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