Category: Relation and Functions

Question Number 57923 by maxmathsup by imad last updated on 14/Apr/19 $$decomposethefractionF\left(x\right)=\frac{x^n}{x^{2n}-1}insideC\left(x\right)andR\left(x\right)$$ Commented by maxmathsup by imad last updated on 28/Apr/19…

Question Number 123392 by bemath last updated on 25/Nov/20 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 57848 by Abdo msup. last updated on 13/Apr/19 $$1)provethatarctan\left(a\right)+arctanb=arctan\left(\frac{a+b}{1-ab}\right)$$$$withab\ne 1$$$$2)findthevalueof{S}_N=\sum _{n=1}^N{(-1)}^{n}arctan\left(\frac{2n+1}{n^2+n-1}\right)$$ Commented by maxmathsup…

Question Number 188651 by cortano12 last updated on 04/Mar/23 $$\mathrm{Given}\mathrm{f}\left(\mathrm{x}\right)={\mathrm{x}}^5+{\mathrm{ax}}^4+{\mathrm{bx}}^3+{\mathrm{cx}}^2+\mathrm{dx}+\mathrm{c}$$$$\mathrm{and}\mathrm{f}\left(1\right)=\mathrm{f}\left(2\right)=\mathrm{f}\left(3\right)=\mathrm{f}\left(4\right)=\mathrm{f}\left(5\right).$$$$\mathrm{Find}\mathrm{a}.$$ Answered by horsebrand11 last updated…

Question Number 57489 by Abdo msup. last updated on 05/Apr/19 $$findthevalueof\sum _{n=2}^{\mathrm{\infty }}\frac{3n^2+1}{{(n-1)}^3{(n+1)}^3}$$ Commented by maxmathsup by imad last updated…