Category: Algebra

Question Number 55671 by gunawan last updated on 01/Mar/19 $$\mathrm{Let}\mathrm{z}\in \mathbb{C},\mathrm{so}\mid 1+z^2\mid <1.$$$$\mathrm{Prove}\mathrm{that}2\mid 1+z^2\mid ⩾1$$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 186732 by mr W last updated on 09/Feb/23 Answered by mr W last updated on 09/Feb/23 $${let}^{\prime }sgenerallyfindthemaximumof$$$${S}={a}_{\mathrm{1}} +{a}_{\mathrm{2}} +…+{a}_{{n}} =\underset{{k}=\mathrm{1}} {\overset{{n}}…

Question Number 186701 by Mingma last updated on 08/Feb/23 Commented by aba last updated on 08/Feb/23 $$\frac{4}{5}$$ Commented by Mingma last updated on…

Question Number 121155 by zakirullah last updated on 05/Nov/20 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 55613 by ajfour last updated on 27/Feb/19 Commented by ajfour last updated on 27/Feb/19 $$redcurveisy=x^3+px+q$$$$bluelineisitstangentatits$$$$largestroot.$$$${After}\:{rotation}\:{of}\:{the}\:{curve} \…