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Question-186662

Question Number 186662 by pascal889 last updated on 08/Feb/23 Answered by Frix last updated on 08/Feb/23 $${u}=\sqrt{{x}+\mathrm{1}}\geqslant\mathrm{0}\:\Leftrightarrow\:{x}={u}^{\mathrm{2}} −\mathrm{1} \\ $$$$\frac{{u}^{\mathrm{2}} }{\:\sqrt{{u}+\mathrm{2}}}=\mathrm{2}{u}^{\mathrm{2}} −\mathrm{1} \\ $$$${v}=\sqrt{{u}+\mathrm{2}}\geqslant\sqrt{\mathrm{2}}\:\Leftrightarrow\:{u}={v}^{\mathrm{2}} −\mathrm{1}…

Goodday-great-minds-Its-been-quite-a-while-Please-can-anyone-recommend-any-site-app-or-video-that-can-explain-the-elevation-and-3d-of-shapes-Please-I-sincerely-need-your-help-Thanks-in-advance-

Question Number 55557 by necx1 last updated on 26/Feb/19 $${Goodday}\:{great}\:{minds}.{Its}\:{been}\:{quite}\:{a} \\ $$$${while}.\:{Please}\:{can}\:{anyone}\:{recommend} \\ $$$${any}\:{site},\:{app}\:{or}\:{video}\:{that}\:{can}\:{explain}\:{the} \\ $$$${elevation}\:{and}\:\mathrm{3}{d}\:{of}\:{shapes}.{Please}\:{I} \\ $$$${sincerely}\:{need}\:{your}\:{help}. \\ $$$$ \\ $$$${Thanks}\:{in}\:{advance}. \\ $$ Terms…

A-dish-of-mixed-nut-contains-cashew-and-peanut-then-two-ounces-of-peanut-are-added-to-the-dish-making-the-new-mixture-of-20-cashew-Sara-like-cashew-so-she-added-2-ounces-of-them-to-the-dish-Th

Question Number 55534 by otchereabdullai@gmail.com last updated on 26/Feb/19 $${A}\:{dish}\:{of}\:{mixed}\:{nut}\:{contains}\:{cashew} \\ $$$${and}\:{peanut}\:.\:{then}\:{two}\:{ounces}\:{of}\: \\ $$$${peanut}\:{are}\:{added}\:{to}\:{the}\:{dish}\:{making} \\ $$$${the}\:{new}\:{mixture}\:{of}\:\mathrm{20\%}\:{cashew}.\: \\ $$$${Sara}\:{like}\:{cashew}\:{so}\:{she}\:{added}\: \\ $$$$\mathrm{2}\:{ounces}\:{of}\:{them}\:{to}\:{the}\:{dish}.\:{The} \\ $$$${mixture}\:{in}\:{the}\:{dish}\:{is}\:{now}\:\:\mathrm{33}.\mathrm{33\%}.\: \\ $$$${Cashews}.\:{what}\:{percentage}\:{of}\:{the}\: \\…

Question-55449

Question Number 55449 by ketto2 last updated on 24/Feb/19 Answered by Kunal12588 last updated on 24/Feb/19 $$\mathrm{16}{y}^{\mathrm{2}} +{xy}−\mathrm{15}{x}^{\mathrm{2}} \\ $$$$=\mathrm{16}{y}^{\mathrm{2}} +\mathrm{16}{xy}−\mathrm{15}{xy}−\mathrm{15}{x}^{\mathrm{2}} \\ $$$$=\mathrm{16}{y}\left({y}+{x}\right)−\mathrm{15}{x}\left({y}+{x}\right) \\ $$$$=\left(\mathrm{16}{y}−\mathrm{15}{x}\right)\left({x}+{y}\right)…

Question-55418

Question Number 55418 by Tawa1 last updated on 23/Feb/19 Commented by tanmay.chaudhury50@gmail.com last updated on 23/Feb/19 $${pls}\:{calculate}\:{sin}\mathrm{2}\theta=\frac{\mathrm{5}}{\mathrm{13}}\:{using}\:{calculatr} \\ $$$${i}\:{have}\:{not}\:{downloaded}\:{scientific}\:{calcuator}.. \\ $$ Answered by tanmay.chaudhury50@gmail.com last…