What Is 1/2 Of 2/3

If a= (√2+1)^1/3- (√2-1)^1/3 then the value of a^3+3a-2 3a value then if Ex induction mathematical chapter class

Question 11 - Prove 1/1.2.3 + 1/2.3.4 + 1/3.4.5 .. + 1/n(n+1)(n+2)

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Question 11 - Prove 1/1.2.3 + 1/2.3.4 + 1/3.4.5 .. + 1/n(n+1)(n+2)

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if a= (√2+1)^1/3- (√2-1)^1/3 then the value of a^3+3a-2 - Brainly.in