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The coefficient of the middle term in th...

The coefficient of the middle term in the binomial expansion in powers of `x` of`(1+alphax)^4` and of`(1-alphax)^6` is the same, if `alpha` equals `-5/3` b. `(10)/3` c. `-3/(10)` d. `3/5`

A

`-(5)/(3)`

B

`(10)/(3)`

C

`-(3)/(10)`

D

`(3)/(5)`

Text Solution

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The correct Answer is:
c
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ML KHANNA-BINOMIAL THEOREM AND MATHEMATICAL INDUCTION -Self Assessment Test
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  11. If (1+ x)^(n) = C(0) + C(1) x + C(2)x^(2) + ...+ C(n)x^(n) , prove tha...

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  12. If C(0), C(1), C(2),.....,C(n) are binomial coefficients, (where C(r) ...

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  14. If (1 + x)^(n) = C(0) + C(1) x + C(2) x^(2) +… + C(n) x^(n) , prove th...

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