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Author: Tinku Tara

Find-the-maximum-and-minimum-values-of-1-y-5sinx-2cosx-2-y-sin-2-x-3cos-2-x-

Question Number 136827 by otchereabdullai@gmail.com last updated on 26/Mar/21 $$\mathrm{Find}\:\mathrm{the}\:\mathrm{maximum}\:\mathrm{and}\:\mathrm{minimum} \\ $$$$\mathrm{values}\:\mathrm{of}:\: \\ $$$$\left.\mathrm{1}\right)\:\mathrm{y}=\mathrm{5sinx}\:\mathrm{2cosx} \\ $$$$\left.\mathrm{2}\right)\:\mathrm{y}=\mathrm{sin}^{\mathrm{2}} \mathrm{x}+\mathrm{3cos}^{\mathrm{2}} \mathrm{x} \\ $$ Commented by mr W last…

If-0-lt-r-lt-1-is-S-convergent-in-the-following-S-a-2-ar-a-r-ar-2-a-2r-Determine-S-if-it-s-convergent-

Question Number 5744 by Rasheed Soomro last updated on 26/May/16 $${If}\:\:\mathrm{0}<\:{r}<\mathrm{1},\:{is}\:{S}\:\:{convergent}\:{in}\:{the}\:{following}\:? \\ $$$${S}={a}^{\mathrm{2}} +{ar}\left({a}+{r}\right)+{ar}^{\mathrm{2}} \left({a}+\mathrm{2}{r}\right)+….. \\ $$$${Determine}\:{S}\:\:\:{if}\:\:{it}'{s}\:{convergent}. \\ $$ Commented by FilupSmith last updated on…