Question Number 9453 by Raja Naik last updated on 09/Dec/16 $$\mathrm{find}\:\mathrm{dc}'\mathrm{s}\:\mathrm{dr}'\mathrm{s}\:\mathrm{of}\:\mathrm{a}\:\mathrm{mormal}\:\mathrm{to}\:\mathrm{the}\: \\ $$$$\mathrm{plane}\:\mathrm{2x}+\frac{\mathrm{5}}{\mathrm{2}}\mathrm{y}+\frac{\mathrm{7}}{\mathrm{8}}\mathrm{z}=\mathrm{23} \\ $$ Answered by mrW last updated on 10/Dec/16 $$\mathrm{d}.\mathrm{r}.'\mathrm{s}\:\mathrm{of}\:\mathrm{the}\:\mathrm{normal}\:\mathrm{are}\:\left(\mathrm{2},\frac{\mathrm{5}}{\mathrm{2}},\frac{\mathrm{7}}{\mathrm{8}}\right) \\ $$$$\sqrt{\mathrm{2}^{\mathrm{2}}…
Question Number 9438 by tawakalitu last updated on 08/Dec/16 $$\mathrm{Solve}\:\mathrm{for}\:\mathrm{x},\:\mathrm{y}\:\mathrm{and}\:\mathrm{z} \\ $$$$\mathrm{2xy}\:=\:\mathrm{x}\:+\:\mathrm{y}\:\:\:\:\:\:……\:\left(\mathrm{i}\right) \\ $$$$\mathrm{6xz}\:=\:\mathrm{6z}\:−\:\mathrm{2x}\:\:\:\:…….\:\left(\mathrm{ii}\right) \\ $$$$\mathrm{3yz}\:=\:\mathrm{3y}\:+\:\mathrm{4z}\:\:\:\:………\:\left(\mathrm{iii}\right) \\ $$$$ \\ $$$$\mathrm{That}\:\mathrm{is}\:\mathrm{the}\:\mathrm{correct}\:\mathrm{question}\:\mathrm{sir}. \\ $$ Answered by mrW…
Question Number 9436 by geovane10math last updated on 08/Dec/16 $$\mathrm{If}\:\mathrm{they}\:\mathrm{said}\:\mathrm{that}\:\underset{{k}=\mathrm{1}} {\overset{\infty} {\sum}}\:{k}\:\mathrm{diverges},\:\mathrm{why} \\ $$$$\mathrm{1}\:+\:\mathrm{2}\:+\:\mathrm{3}\:+\:\mathrm{4}\:+\:…\:=\:−\:\frac{\mathrm{1}}{\mathrm{12}}\:? \\ $$ Answered by mrW last updated on 08/Dec/16 $$\:\:\:\mathrm{T}=\mathrm{1}−\mathrm{2}+\mathrm{3}−\mathrm{4}+\mathrm{5}−\mathrm{6}+… \\…
Question Number 9348 by An2812 last updated on 02/Dec/16 $$\mathrm{pH}\:=\:\mathrm{pK}_{\mathrm{a}} \:+\:\mathrm{lg}\frac{\mathrm{C}_{\mathrm{b}} }{\mathrm{C}_{\mathrm{a}} } \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 9346 by An2812 last updated on 02/Dec/16 $$\mathrm{pH}\:=\:\mathrm{14}\:−\:\frac{\mathrm{1}}{\mathrm{2}}\:\left(\:\mathrm{pK}_{\mathrm{b}} \:\:−\:\:\mathrm{lgC}_{\mathrm{b}} \:\right) \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 9347 by An2812 last updated on 02/Dec/16 $$\mathrm{pH}\:=\:\frac{\mathrm{1}}{\mathrm{2}}\:\left(\mathrm{14}\:−\:\mathrm{pK}_{\mathrm{b}} \:+\:\mathrm{pK}_{\mathrm{a}} \:\right) \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com
Question Number 140377 by cherokeesay last updated on 07/May/21 Commented by help last updated on 07/May/21 $$\mathrm{12}\sqrt{\mathrm{2}} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 140373 by mr W last updated on 06/May/21 Commented by mr W last updated on 06/May/21 $${find}\:{the}\:{radius}\:{of}\:{the}\:{smallest}\: \\ $$$${hollow}\:{sphere}\:{which}\:{can}\:{hold} \\ $$$${four}\:{balls}\:{with}\:{radii}\:{a},{b},{c}\:{and}\:{d}\: \\ $$$${respectively}\:{inside}.…
Question Number 140343 by Algoritm last updated on 06/May/21 Answered by help last updated on 08/May/21 $${x}=\mathrm{35} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 74778 by chess1 last updated on 30/Nov/19 Terms of Service Privacy Policy Contact: info@tinkutara.com