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Byju's Answer
Standard XII
Mathematics
Algebra of Complex Numbers
If a=-1, b=1 ...
Question
If a= -1, b=1/2, then find the value of(2a
3
b
2
)
3
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Solution
(-1)^3 = -1 = a^3
(1/2)^2 = 1/4 = b^2
2a
3
b
2 = (2*-1*1/4)
= -1/2
-1/2)^3 = -1/8 =
(2a
3
b
2
)
3
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