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Recent questions tagged exercise8-2

In the expansion of $(1 + a)^{m+n}$, prove that coefficients of $a^m$ and $a^n$ are equal.

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the middle terms in the expansions of $\; \large ( \frac{x}{3}$$+9y \large)$$^{10}$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the middle terms in the expansions of $\;\large ($$ 3 $$- \large\frac{x^3}{6})^7$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the $13th$ term in the expansion of $\large ($$9x$$-\large \frac{1}{3\sqrt x})^{\normalsize 18}$$, x\neq 0$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the $4th$ term in the expansion of $(x - 2y)^{12}$.

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Write the general term in the expansion of $ (x^2 - yx)^{12},\; x\neq 0$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Write the general term in the expansion of $ (x^2 - y)^6$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the coefficient of $a^5b^7$ in $ (a-2b)^{12}$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Find the coefficient of $x^5$ in $(x+3)^8$

asked Apr 10, 2014 by balaji.thirumalai

1 answer

Solve the following $ ydx +xdy=e^{-xy}\;dx $ if it cuts the Y- axis.

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $(x+y)^2 \large\frac{dy}{dx}$=$1$

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $\large\frac{dy}{dx}$$=\sin(x+y) $

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $(x^{2}+5x+7) dy+\sqrt{9+8y-y^{2}}dx=0$

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $ yx^{2}dx+e^{-x}dy=0$

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $(x^{2}-yx^{2})dy+(y^{2}+xy^{2})dx=0$

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $\cos^{2}xdy +ye^{\tan x }dx=0 $

asked Apr 15, 2013 by poojasapani_1

1 answer

Solve the following $\sec 2x dy -\sin 5x \sec^{2} ydx=0$

asked Apr 15, 2013 by poojasapani_1

1 answer

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