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$I f p a n d q a r e p o s i t i v e r e a l n u m b e r s, t h e n t h e c o e f f i c i e n t s o f x^{p} a n d x^{q} i n t h e e x p a n s i o n o f {(1 + x)}^{p - q} w i l l b e$

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Correct option is A

The coefficient of xp in (1+x)p+q is C(p+q,p) and the coefficient of xq in the expansion of (1+x)p+qis C(p+q,q) Both coefficents are equal to p+q!p!q!

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If p and q are positive real numbers, then the coefficients of xp and xq in the expansion of 1+xp-q will be

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$I f p a n d q a r e p o s i t i v e r e a l n u m b e r s, t h e n t h e c o e f f i c i e n t s o f x^{p} a n d x^{q} i n t h e e x p a n s i o n o f {(1 + x)}^{p - q} w i l l b e$