What is the general term in the binomial expansion of 1-2 x nA- n Cr 122 xn-2B- n C 4 1 r 2 x n - rC- n C r 12 x n - rD- n Cr 1r-2 xn-r

The correct option is C nCr1 (2x)n r ...

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What is the general term in the binomial expansion of (1+2x)ⁿ

ⁿC_r1²(2x)^n-2

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ⁿC₄1^r(2x)^n-r

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ⁿC_r1 (2x)^n-r

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ⁿC_r1^r(-2x)^n-r

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What is the general term in the expansion of (2y-4x)⁴⁴?

{(\frac{1}{x} + 2 x)}^{n}

6561

{(\frac{1}{x} + 2 x)}^{n}

r^{t h}

(x + y)^{n}

(x + a)^{n} = x^{n} +^{n} C_{1} x^{n - 1} a +^{n} C_{2} x^{n - 2} a^{2} + . . . + a^{n}

u_{r + 1 \cdot}

∴ u_{r + 1} =^{n} C_{r} x^{n - r} a^{r}

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