Category: Algebra

Question Number 142725 by mathlove last updated on 04/Jun/21 Commented by Olaf_Thorendsen last updated on 04/Jun/21 $$https://peterjamesthomas.com/category/general/social-media/?hcb=1$$ Commented by MJS_new last updated on…

Question Number 77183 by jagoll last updated on 04/Jan/20 $$\mathrm{what}\mathrm{is}\mathrm{x}$$$$\mathrm{satisfy}\mathrm{inequality}$$$$3^{{\mathrm{x}}^2}\times 5^{\mathrm{x}-1}⩾3$$ Answered by john santu last updated…

Question Number 11628 by uni last updated on 29/Mar/17 $$\mathrm{p}(\mathrm{x}-1)+\mathrm{p}(\mathrm{x}+1)={4\mathrm{x}}^2-2\mathrm{x}+10$$$$\mathrm{p}\left(\mathrm{x}\right)=?$$ Answered by sandy_suhendra last updated on 29/Mar/17 $$\mathrm{let}\:\mathrm{p}\left(\mathrm{x}\right)=\mathrm{ax}^{\mathrm{2}} +\mathrm{bx}+\mathrm{c} \…

Question Number 142674 by Snail last updated on 03/Jun/21 $$Iff\left(x\right)=\frac{x-3}{x+1}andh\left(x\right)=f\left(f\left(f\left(f(..2022times\left(f\left(x\right)\right))\right)\right)\right)$$$$thenh\left(1\right)=?$$ Answered by iloveisrael last updated on 04/Jun/21 $$f\left(f\left(x\right)\right)=\frac{\frac{x-3}{x+1}-3}{\frac{x-3}{x+1}+1}=\frac{x-3-3x-3}{x-3+x+1}$$$${f}\left({f}\left({x}\right)\right)=\:\frac{−\mathrm{2}{x}−\mathrm{6}}{\mathrm{2}{x}−\mathrm{2}}\:=\:\frac{−{x}−\mathrm{3}}{{x}−\mathrm{1}}={f}^{−\mathrm{1}} \left({x}\right)…

Question Number 77119 by necxxx last updated on 03/Jan/20 $$supposetheequations{x}^2+px+4=0$$$$and{x}^2+qx+3=0haveacommonroot,$$$$writethisrootintermsoftheotherroot.$$ Answered by jagoll last updated on 03/Jan/20…