MCQ
${\left( {x + \frac{2}{{{x^2}}}} \right)^{15}}$ ના વિસ્તરણમાં અચળપદ મેળવો.
- A$^{15}{C_6}{2^6}$
- ✓$^{15}{C_5}{2^5}$
- C$^{15}{C_4}{2^4}$
- D$^{15}{C_8}{2^8}$
Thus term independent of $x$ is
$ = {\,^{15}}{C_5}{(1)^{10}}{(2)^5} = {\,^{15}}{C_5}{2^5}$.
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$x^{2}+y^{2}-10 x-10 y+41=0$ ; $x^{2}+y^{2}-22 x-10 y+137=0$