यदि $\frac{1}{x^4+x^2+1}=\frac{Ax+B}{x^2+x+1}+\frac{Cx+D}{x^2-x+1}$ है,तो $\cos^{-1}(A+B+C+D)=$

  • A
    $\frac{\pi}{2}$
  • B
    $0$
  • C
    $\frac{\pi}{6}$
  • D
    $\frac{\pi}{3}$

Explore More

Similar Questions

यदि $\frac{x^2+1}{(x^2+2)(x^2+3)} = \frac{Ax+B}{x^2+2} + \frac{Cx+D}{x^2+3}$ है,तो $A+B+C+D=$

यदि $\frac{4x^2+5}{(x-2)^4} = \frac{A}{(x-2)} + \frac{B}{(x-2)^2} + \frac{C}{(x-2)^3} + \frac{D}{(x-2)^4}$,तो $\sqrt{\frac{A}{C} + \frac{B}{C} + \frac{D}{C}} = $

$\frac{x^2 + 1}{(2x - 1)(x^2 - 1)}$ को आंशिक भिन्नों में विभाजित करें।

Difficult
View Solution

यदि $\frac{x^3+3}{(x-3)^3}=a+\frac{b}{x-3}+\frac{c}{(x-3)^2}+\frac{d}{(x-3)^3}$ है,तो $(a+d)-(b+c)=$

यदि $\frac{x^4+24 x^2+28}{\left(x^2+1\right)^3}=\frac{A x+B}{x^2+1}+\frac{C x+D}{\left(x^2+1\right)^2}+\frac{E x+F}{\left(x^2+1\right)^3}$ है,तो $A+B+C+D+E+F$ का मान ज्ञात कीजिए।

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo