Category: Relation and Functions

Question Number 155809 by zainaltanjung last updated on 05/Oct/21 $$\:\:\mathrm{Given}\:\mathrm{that}\:{f}\circ{g}\:=\:\frac{{x}^{\mathrm{2}} }{\mathrm{2}{x}^{\mathrm{2}} \:−\:{x}\:+\:\mathrm{4}}\:\:\mathrm{and} \\ $$$$\:\:{g}\left({x}\right)\:=\:\frac{{x}}{{x}\:−\:\mathrm{2}},\:\mathrm{find}\:{f}\left({x}\right)\:? \\ $$$$ \\ $$ Answered by PRITHWISH SEN 2 last updated…

Question Number 24612 by rish@bh last updated on 22/Nov/17 $$\mathrm{If}\:{f}\left({x}\right)\:=\:\left[{x}\right]\:{then}\:{is}\:{fof}\left({x}\right)\:=\:{f}\left({x}\right)? \\ $$$$ \\ $$ Answered by jota last updated on 22/Nov/17 $${Yes}.\:\left[{x}\right]>=\:\mathrm{0}\:\Rightarrow\:\left[\left[{x}\right]\right]=\left[{x}\right] \\ $$ Commented…

Question Number 24352 by tawa tawa last updated on 16/Nov/17 $$\mathrm{for}\:\mathrm{what}\:\mathrm{value}\:\mathrm{of}\:\mathrm{y}\:\mathrm{will}\:\:\frac{\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{4}}{\mathrm{6x}\:−\:\mathrm{8}}\:\:\mathrm{lies}\:\mathrm{between}\:\mathrm{a}\:\mathrm{positive}\:\mathrm{integer}. \\ $$ Commented by math solver last updated on 16/Nov/17 $$\mathrm{might}\:\mathrm{be}\:\mathrm{it}\:\mathrm{is}\:\mathrm{y}=\:\mathrm{x}^{\mathrm{2}} +\mathrm{4}/\mathrm{6x}−\mathrm{8}\:……. \\…

Question Number 89768 by john santu last updated on 19/Apr/20 $${t}\left({n}\right)\:−\:{t}\left({n}−\mathrm{1}\right)\:=\:{n}\:\: \\ $$$${for}\:{n}\:>\:\mathrm{0}\:{and}\:{t}\left(\mathrm{0}\right)\:=\:\mathrm{1}\: \\ $$$${find}\:{t}\left({n}\right)\: \\ $$ Answered by john santu last updated on 19/Apr/20…

Question Number 89718 by abdomathmax last updated on 18/Apr/20 $${let}\:{f}\left({x}\right)=\sqrt{\mathrm{2}{x}+\mathrm{1}}−\sqrt{\mathrm{2}{x}−\mathrm{1}} \\ $$$${find}\:{f}^{\left({n}\right)} \:{by}\:{recurence} \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com