Answers created by Abhishek Malviya

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What is the integration of $\int \frac{(x {(tan x)}^{- 1}) d x}{{(1 + x^{2})}^{\frac{3}{2}}}$ $int((x(tanx)^-1)dx)/(1+x^2)^(3/2)$ ?
How do you solve for x in $\frac{7}{x - 2} + \frac{3}{x + 2} = - \frac{x}{x^{2} - 4}$ $7/(x-2) + 3/(x+2) = -x/(x^2-4 )$ ?
How do solve the following linear system?: $3 s + 4 = - 4 t, 7 s + 6 t + 11 = 0$ $3s + 4 = -4t, 7s + 6t + 11 = 0$ ?
What is the lowest common multiple of 3 and 21?
How do you solve $8 x - (3 x + 2) = 3 x - 10$ $8x-(3x + 2) = 3x-10$ ?
How can I differentiate xsin4x ?
How do you solve $236 = 8 (- 4 + 7 x) - 12$ $236=8(-4+7x)-12$ ?
If, y = (√x)+(1/√x) so prove that ? 2x(dy/dx)+y = 2√x
What is $cot θ - sec θ + cos θ$ $cottheta-sectheta+costheta$ in terms of $sin θ$ $sintheta$ ?
What is ${cot}^{2} θ - sec θ$ $cot^2theta-sectheta$ in terms of $sin θ$ $sintheta$ ?
What is the equation of a circle with center (6, –4) and radius 6?