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XRFXLP

Apparently, this user prefers to keep an air of mystery about them.

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  • XRFXLP
  • XRFXLP
  • Member for 1 year, 9 months
  • 496 profile views
  • Last seen Feb 21 at 8:42

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6 How to integrate $\int_{0}^{2\pi} \frac{1}{\sin^4x + \cos^4 x} \,dx$ Jun 27 '19
5 Proving that $\iint\frac{x-y}{(x+y)^3}\,dx\,dy$ does not exist over $0 \leq x \leq 1 , 0 \leq y \leq 1$ Jun 21 '19
4 Matrix complicated equation Jun 14 '19
4 Find the equation of a parabola with focal point $(-8, -2)$ and directrix $y -2 x + 9 = 0$ Jun 29 '19
4 Find coordinate points where the tangent line is horizontal for $f(x) = –\sin(8x) + 6\cos(4x) – 8x$ Jul 3 '19
3 Describe the surface defined by $\frac{x^2}4 + y^2 - 2x - 10y - z^2 + 41 = 0$ Jun 13 '19
3 Find the radius of circle which touches parabola and $x$-axis Jun 18 '19
3 Findings components of acceleration in $\mathbf{r}(t) = \left(\sin(t),\cos (2t),t^2+2t\right)$. Jun 26 '19
2 Finding locus of feet of perpendicular Jun 26 '19
2 Finding extrema, non-critical points, and saddle points given a contour plot Jun 20 '19
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