Category: Algebra

Question Number 141669 by bramlexs22 last updated on 22/May/21 Answered by iloveisrael last updated on 22/May/21 $$\left(i\right)f\left(a\right)=g\left(a\right),a>0$$$$\Rightarrow a+\mid 2a\mid =-a^2-\frac{2}{3}a+\frac{14}{3}$$$$\Rightarrow 3a=-a^2-\frac{2}{3}a+\frac{14}{3}$$$$\Rightarrow\mathrm{3}{a}^{\mathrm{2}}…

Question Number 141663 by ajfour last updated on 22/May/21 $$\underset{-------------------}{}$$$$x^2(x-12)(x-15)=k(x-16)$$$$findxintermsofk(>0).$$$$\stackrel{-------------------}{}$$ Commented by Rasheed.Sindhi last…

Question Number 141658 by bramlexs22 last updated on 22/May/21 Answered by lyubita last updated on 22/May/21 $$-\frac{8}{729}$$ Terms of Service Privacy Policy Contact:…

Question Number 141651 by mathsuji last updated on 21/May/21 Commented by MJS_new last updated on 22/May/21 $${\mathrm{it}}^{\prime }\mathrm{s}\mathrm{wrong}.$$$$a=b=c=0\Rightarrow 6\sqrt{2}>0$$$$a=b=c=-\sqrt{3}\Rightarrow 6\sqrt{2}>-6\sqrt{3}>-9\sqrt{3}$$ Commented by…

Question Number 10572 by j.masanja06@gmail.com last updated on 18/Feb/17 $$\mathrm{factorise}$$$${\mathrm{x}}^3+1$$ Answered by sandy_suhendra last updated on 18/Feb/17 $$=\left(\mathrm{x}+\mathrm{1}\right)\left(\mathrm{x}^{\mathrm{2}} −\mathrm{x}+\mathrm{1}\right) \…