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Numerically the greatest term in the exp...

Numerically the greatest term in the expansion of `(3-5 x)^(15)` when `x=(1)/(5)` is

A

1: `15 C_(3) xx 3^(10) `

B

2: `15 C_(3) xx 3^(11) `

C

3: `15 C_(12) xx 3^(12) `

D

4: `15 C_(11) xx 3^(12) `

Text Solution

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The correct Answer is:
C
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HIMALAYA PUBLICATION-BINOMIAL THEOREM-QUESTION BANK
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  4. The greatest term in the expansion of (1+x)^(10) when x=(2)/(3) is

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  8. If (1 +x + x^(2))^(n) = a(0) + a(1) x + a(2) x^(2) + … + a(2n) x^(2n) ...

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  10. If (1 +x + x^(2))^(n) = a(0) + a(1) x + a(2) x^(2) + … + a(2n) x^(2n) ...

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  19. Given the integers rgt1,ngt2 and coefficients of (3r)th and (r+2)nd te...

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