Question
Find (a + b)4 – (a – b)4. Hence, evaluate `(sqrt3 + sqrt2)^4 - (sqrt3 - sqrt2)^4`
Solution 1
Using Binomial Theorem, the expressions, (a + b)4 and (a – b)4, can be expanded as
Solution 2
Using Binomial Theorem, the expressions, (a + b)4 and (a – b)4, can be expanded as
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Solution Find (A + B)4 – (A – B)4. Hence, Evaluate (Sqrt3 + Sqrt2)^4 - (Sqrt3 - Sqrt2)^4 Concept: Binomial Theorem for Positive Integral Indices.
