Category: Algebra

Question Number 94257 by pete last updated on 17/May/20 $$\mathrm{If}{9\mathrm{y}}^2+\frac{1}{{\mathrm{y}}^2}=3,\mathrm{then}\mathrm{find}\mathrm{the}\mathrm{value}\mathrm{of}$$$${27\mathrm{y}}^3+\frac{1}{{\mathrm{y}}^3}$$ Answered by niroj last updated on 17/May/20…

Question Number 159777 by abdullah_ff last updated on 21/Nov/21 $$\mathrm{if}x+y=\sqrt{7}\mathrm{and}{x}^2-y^2=\sqrt{35};$$$$\mathrm{then}\mathrm{find}\mathrm{the}\mathrm{value}\mathrm{of}16xy(x^2+y^2)$$ Commented by abdullah_ff last updated on 21/Nov/21…

Question Number 159724 by HongKing last updated on 20/Nov/21 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 94174 by i jagooll last updated on 17/May/20 $$\{\begin{array}{l}\mathrm{x}+\mathrm{y}=10\\ \sqrt[3]{\mathrm{x}}+\sqrt[3]{\mathrm{y}}=\frac{5}{2}\sqrt[6]{\mathrm{xy}}\end{array}$$$$\mathrm{find}\mathrm{x}\mathrm{\&}\mathrm{y}??$$ Commented by behi83417@gmail.com last updated on 17/May/20 $$\mathrm{x}=\mathrm{t}^{\mathrm{6}} ,\mathrm{y}=\mathrm{s}^{\mathrm{6}} \…

Question Number 94124 by  M±th+et+s last updated on 17/May/20 $$20+a=acosh\left(\frac{75}{a}\right)$$$$a=?$$ Commented by MJS last updated on 17/May/20 $$\mathrm{we}\mathrm{can}\mathrm{only}\mathrm{approximate}$$$$\mathrm{I}\:\mathrm{get}\:{a}\approx\mathrm{143}.\mathrm{84} \…