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Category: Algebra

8x-3-2n-8x-3-2n-63-

Question Number 25246 by ibraheem160 last updated on 06/Dec/17 $$\mathrm{8x}^{\frac{\mathrm{3}}{\mathrm{2n}}} −\mathrm{8x}^{\frac{−\mathrm{3}}{\mathrm{2n}}} \:=\mathrm{63} \\ $$ Answered by Rasheed.Sindhi last updated on 07/Dec/17 $$\mathrm{8x}^{\frac{\mathrm{3}}{\mathrm{2n}}} −\mathrm{8x}^{\frac{−\mathrm{3}}{\mathrm{2n}}} \:=\mathrm{63} \\…

Show-that-if-x-3-3-Show-that-x-2-36-x-2-24-

Question Number 25226 by Mr eaay last updated on 06/Dec/17 $${Show}\:{that}\:{if}\:{x}=\mathrm{3}−\sqrt{\mathrm{3}}.{Show}\:{that}\:{x}^{\mathrm{2}} +\frac{\mathrm{36}}{{x}^{\mathrm{2}} }=\mathrm{24} \\ $$ Answered by naka3546 last updated on 06/Dec/17 $${x}^{\mathrm{2}} \:\:=\:\:\left(\mathrm{3}\:−\:\sqrt{\mathrm{3}}\right)^{\mathrm{2}} \:\:=\:\:\mathrm{12}\:−\:\mathrm{6}\sqrt{\mathrm{3}}\:\:=\:\:\mathrm{6}\:\left(\mathrm{2}\:−\:\sqrt{\mathrm{3}}\right)…

Question-25215

Question Number 25215 by Mr eaay last updated on 06/Dec/17 Commented by Rasheed.Sindhi last updated on 07/Dec/17 $$\mathrm{I}\:\mathrm{think}\:\mathrm{that}\:\mathrm{as}\:\frac{\mathrm{21}}{\mathrm{29}}<\mathrm{1},\:\mathrm{so}\:\left(\frac{\mathrm{21}}{\mathrm{29}}\right)^{\mathrm{100}} <\mathrm{1}\:\mathrm{instead} \\ $$$$\mathrm{of}\:\mathrm{greater}\:\mathrm{than}\:\mathrm{100}. \\ $$ Terms of…