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Find the number of terms in the expansio...

Find the number of terms in the expansion of `(4x - 7y)^49 + (4x + 7y)^49 `

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The correct Answer is:
25
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AAKASH SERIES-BINOMIAL THEOREM-EXERCISE - 3.1 (VERY SHORT ANSWER QUESTIONS)
  1. Find the number of terms in the expansion of (3p+4q)^(14)

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  2. Find the number of terms in the expansion of ((3a)/(4)+(b)/(2))^(9)

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  3. Find the number of terms in the expansion of (4x - 7y)^49 + (4x + 7y)^...

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  4. Find the number of terms in the expansion of (x - 2y + 3z)^10

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  5. Find the number of terms in the expansion of (2x+3y+z)^(7)

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  6. Write down and simplify 14th term in (3 +x)^15

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  7. Write down and simplify 10^("th")" term in "((3p)/(4)-5q)^(14)

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  8. Write down and simplify r^("th")" term in "((3a)/(5)+(5b)/(7))^(8)" ...

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  9. Write down and simplify 5th term in (3x - 4y)^7

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  10. Write down and simplify 7th term in ((4)/(x^3) + (x^2)/(2))^14

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  11. Prove that : Find the 3^("rd") term from the end in the expansion of (...

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  12. Write down and simplify Find the 4th term the end in (2a + 5b)^8

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  13. Write down and simplify Write down and simplify 6th term in ((2x)/...

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  14. Find the coefficient of x^(-6)" in "(3x-(4)/(x))^(10)

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  15. Find the coefficient of x^11 in (2x^2 + (3)/(x^3))^13

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  16. Find the coefficient of x^2 in (7x^3 - (2)/(x^2))^9

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  17. Find the coefficient of x^(-8) in (2x^4 - (1)/(3x^2) )^5

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  18. Find the coefficient of x^3 in ( sqrt(x^5) + (3)/(sqrt(x^3)) )^6

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  19. Find the coefficient of x^9 and x^10 in (2x^2 - 1/x)^20

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  20. Find the independent of x in ((x^(1//2))/(3) - (4)/(x^2))^10

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