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Expand the following (-9a/2+b)^7...

Expand the following `(-9a/2+b)^7`

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`((-9a)/2+b)^7` = `((-9a)/2)^7+"^7C_1 ((-9a)/2)^(7-1) b^1+^7C_2 ((-9a)/2)^7-2b^2+ .... + b^7`
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MBD PUBLICATION-Elements of Mathematics-QUESTION BANK
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  3. Expand the following (-9a/2+b)^7

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  4. Expand the following (a-7c/3)^4

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  12. Find the value of "^nC(r-1)//"^nCr

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  13. How many terms in the expansion of (3/a+a/3)^10 have positive powers o...

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  14. Find the middle term in the expansion of the (a/b+b/a)^6.

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  15. Find the middle term in the expansion of the (x+1/x)^9

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  16. Find the middle term in the expansion of the (x^(3/2)-y^(3/2))^8

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  18. Find the fifth term in the expansion of (6x-a^3/x)^10

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  19. Find the coefficient of 1/y^10 in the expansion of (y^3+a^7/y^5)^10

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