Question and Answers Forum

All Questions Topic List

AllQuestion and Answers: Page 1

Question Number 226170 Answers: 0 Comments: 0

Question Number 226149 Answers: 2 Comments: 0

Question Number 226148 Answers: 0 Comments: 0

Question Number 226147 Answers: 1 Comments: 0

Question Number 226143 Answers: 2 Comments: 0

Question Number 226144 Answers: 2 Comments: 0

6^x + 6^y = 42 x + y =3 Find x and y ?

$$\mathrm{6}^{{x}} \:+\:\mathrm{6}^{{y}} \:=\:\mathrm{42} \\ $$$${x}\:+\:{y}\:=\mathrm{3} \\ $$$${Find}\:{x}\:{and}\:{y}\:? \\ $$

Question Number 226136 Answers: 1 Comments: 3

Question Number 226134 Answers: 1 Comments: 0

Q226015

$${Q}\mathrm{226015} \\ $$

Question Number 226138 Answers: 1 Comments: 3

What will be remainder when (9023)^(2029) is divided by 27?

$${What}\:{will}\:{be}\:{remainder}\:{when} \\ $$$$\left(\mathrm{9023}\right)^{\mathrm{2029}} \:{is}\:{divided}\:{by}\:\mathrm{27}? \\ $$

Question Number 226118 Answers: 2 Comments: 0

Question Number 226117 Answers: 3 Comments: 0

Question Number 226124 Answers: 2 Comments: 1

Question Number 226115 Answers: 0 Comments: 3

can we find the black area (the shadow of earth)on the moon during moon eclipse after time t of its starting? Given: Moon radius=R_m Earth rafius=R_e Sun radius=R_s ω_e and ω_m given(both anticlockwise) ω_m ⇒Earth is center ω_e ⇒Sun is center Sun Earth distance(center)=L_(S−E) Earth Moon distance(center)=L_(E−M)

$${can}\:{we}\:{find}\:{the}\:{black}\:{area} \\ $$$$\left({the}\:{shadow}\:{of}\:{earth}\right){on}\:{the}\:{moon}\:{during} \\ $$$${moon}\:{eclipse}\:{after}\:{time}\:{t}\:{of} \\ $$$${its}\:{starting}? \\ $$$${Given}: \\ $$$${Moon}\:{radius}={R}_{{m}} \\ $$$${Earth}\:{rafius}={R}_{{e}} \\ $$$${Sun}\:{radius}={R}_{{s}} \\ $$$$\omega_{{e}} \:{and}\:\omega_{{m}} \:{given}\left({both}\:{anticlockwise}\right) \\ $$$$\omega_{{m}} \Rightarrow{Earth}\:{is}\:{center} \\ $$$$\omega_{{e}} \Rightarrow{Sun}\:{is}\:{center} \\ $$$${Sun}\:{Earth}\:{distance}\left({center}\right)={L}_{{S}−{E}} \\ $$$${Earth}\:{Moon}\:{distance}\left({center}\right)={L}_{{E}−{M}} \\ $$

Question Number 226113 Answers: 0 Comments: 0

Question Number 226112 Answers: 2 Comments: 0

Question Number 226111 Answers: 1 Comments: 0

Show that the equation (1/(sinθ+cosθ)) + (1/(sinθ−cosθ)) = 1 may be express in the form a(sinθ)^2 +bsinθ+c=0 where a b and c are constants to be found.

$${Show}\:{that}\:{the}\:{equation} \\ $$$$\frac{\mathrm{1}}{{sin}\theta+{cos}\theta}\:+\:\frac{\mathrm{1}}{{sin}\theta−{cos}\theta}\:=\:\mathrm{1} \\ $$$${may}\:{be}\:{express}\:{in}\:{the}\:{form} \\ $$$${a}\left({sin}\theta\right)^{\mathrm{2}} +{bsin}\theta+{c}=\mathrm{0}\:{where}\:{a}\:{b}\: \\ $$$${and}\:{c}\:{are}\:{constants}\:{to}\:{be}\:{found}. \\ $$

Question Number 226104 Answers: 1 Comments: 0

Q226042

$${Q}\mathrm{226042} \\ $$

Question Number 226103 Answers: 0 Comments: 0

Question Number 226102 Answers: 0 Comments: 0

Question Number 226101 Answers: 0 Comments: 0

S^→ (u,v)= { ((r∙(2+v∙sin(u))sin(2πv))),((rv∙cos(u))),((r∙(2+v∙sin(u))cos(2πv)+r∙(2v−2))) :} D=(0≤r<∞ , −π≤u≤π , 0≤v≤(π/2) ) ∫∫_( D) det S_u ^→ ×S_v ^→ dV=??

$$\overset{\rightarrow} {\boldsymbol{\mathcal{S}}}\left({u},{v}\right)=\begin{cases}{{r}\centerdot\left(\mathrm{2}+{v}\centerdot\mathrm{sin}\left({u}\right)\right)\mathrm{sin}\left(\mathrm{2}\pi{v}\right)}\\{{rv}\centerdot\mathrm{cos}\left({u}\right)}\\{{r}\centerdot\left(\mathrm{2}+{v}\centerdot\mathrm{sin}\left({u}\right)\right)\mathrm{cos}\left(\mathrm{2}\pi{v}\right)+{r}\centerdot\left(\mathrm{2}{v}−\mathrm{2}\right)}\end{cases} \\ $$$$\mathcal{D}=\left(\mathrm{0}\leq{r}<\infty\:,\:−\pi\leq{u}\leq\pi\:,\:\mathrm{0}\leq{v}\leq\frac{\pi}{\mathrm{2}}\:\right) \\ $$$$\int\int_{\:\mathcal{D}} \:\mathrm{det}\:\overset{\rightarrow} {\boldsymbol{\mathcal{S}}}_{{u}} ×\overset{\rightarrow} {\boldsymbol{\mathcal{S}}}_{{v}} \:\mathrm{d}{V}=?? \\ $$

Question Number 226100 Answers: 0 Comments: 0

please need help, how to copy the required equation to ms word.

$${please}\:{need}\:{help},\:{how}\:{to}\:{copy}\:{the}\:{required}\:{equation}\:{to} \\ $$$${ms}\:{word}.\: \\ $$

Question Number 226097 Answers: 0 Comments: 1

I have multiple rectangular boxes whose sides are x and y. I need to fit n such boxes into a larger rectangular box whose sides are X and Y. Now, find the values of X and Y such that the area of the larger box is minimum.

Question Number 226053 Answers: 1 Comments: 0

The coefficient of x^2 in the expansion of (1+ (2/p)x)^5 + (1+px)^6 is 70. Find the possible values of the constant p.

$${The}\:{coefficient}\:{of}\:{x}^{\mathrm{2}} \:{in}\:{the}\:{expansion} \\ $$$${of}\:\left(\mathrm{1}+\:\left(\mathrm{2}/{p}\right){x}\right)^{\mathrm{5}} \:+\:\left(\mathrm{1}+{px}\right)^{\mathrm{6}} \:{is}\:\mathrm{70}. \\ $$$${Find}\:{the}\:{possible}\:{values}\:{of}\:{the} \\ $$$${constant}\:{p}. \\ $$

Question Number 226049 Answers: 0 Comments: 9

Question Number 226045 Answers: 0 Comments: 0

Question Number 226044 Answers: 1 Comments: 0

Pg 1 Pg 2 Pg 3 Pg 4 Pg 5 Pg 6 Pg 7 Pg 8 Pg 9 Pg 10

Contact: info@tinkutara.com