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Question Number 118083 Answers: 1 Comments: 0

Question Number 117543 Answers: 2 Comments: 0

If vector a^→ +b^→ +c^→ =0 ∣a^→ ∣=7, ∣b^→ ∣=3 and ∣c^→ ∣=5 find the angle vector a^→ and c^→ ?

$If vector \vec{a} + \vec{b} + \vec{c} = 0$ $∣ \vec{a} ∣= 7, ∣ \vec{b} ∣= 3 and ∣ \vec{c} ∣= 5$ $find the angle vector \vec{a} and \vec{c} ?$

Question Number 117191 Answers: 0 Comments: 0

∫sin^(3/2) (x)dx

$\int \sin^{\frac{3}{2}} (x) dx$

Question Number 115258 Answers: 1 Comments: 0

A vector of magnitude 2 along a bisector of the angle between the two vectors 2i^ −2j^ +k^ and i^ +2j^ −2k^ is __

$A v e c t o r o f m a g n i t u d e 2 a l o n g a b i s e c t o r$ $o f t h e a n g l e b e t w e e n t h e t w o v e c t o r s$ $2 \hat{i} - 2 \hat{j} + \hat{k} a n d \hat{i} + 2 \hat{j} - 2 \hat{k} i s__$

Question Number 114975 Answers: 1 Comments: 0

.... nice mathematics.... show that :: Φ = ∫_0 ^( 1) li_2 (x)dx = (π^2 /6) −1 ✓ m.n.july.1970

$. . . . n i c e m a t h e m a t i c s . . . .$ $s h o w t h a t ::$ $Φ = \int_{0}^{1} {l i}_{2} (x) d x = \frac{π^{2}}{6} - 1 ✓$ $m . n . j u l y . 1970$

Question Number 114808 Answers: 1 Comments: 0

...nice math... evaluate :: I =∫_0 ^( (π/4)) ((ln(1+sin(x)))/(cos(x)))dx=??? ...m.n.july.1970...

$. . . n i c e m a t h . . .$ $e v a l u a t e ::$ $I = \int_{0}^{\frac{π}{4}} \frac{l n (1 + s i n (x))}{c o s (x)} d x = ? ? ?$ $. . . m . n . j u l y . 1970 . . .$

Question Number 113554 Answers: 2 Comments: 0

Using displacement vector (((−4)),((−2)) ), what is the image of ((6),(3) ) when translated?

$Using displacement vector (\begin{matrix} - 4 \\ - 2 \end{matrix}),$ $what is the image of (\begin{matrix} 6 \\ 3 \end{matrix}) when$ $translated ?$

Question Number 111347 Answers: 0 Comments: 0

convert the plane with cartesian equation: x−3y + 2z = 7 into its vector parametric form.

$convert the plane with cartesian equation : x - 3 y + 2 z = 7$ $into its vector parametric form .$

Question Number 111006 Answers: 0 Comments: 2

The vectors p,q and r are mutially perpendicularwith ∣q∣=3 and ∣r∣=(√(5.4 )) .If X= 7p+5q+7r and Y=2p+3q−5r are perpendicular, find∣p∣.

$The vectors p, q and r are mutially perpendicularwith$ $∣ q ∣= 3 and ∣ r ∣= \sqrt{5.4} . If X = 7 p + 5 q + 7 r and$ $Y = 2 p + 3 q - 5 r are perpendicular, find ∣ p ∣ .$

Question Number 108776 Answers: 1 Comments: 0

⋮^(bobhans) ∫ (dx/( (√(x(√x) −x^2 )))) = ?

$\overset{b o b h a n s}{⋮}$ $\int \frac{d x}{\sqrt{x \sqrt{x} - x^{2}}} = ?$

Question Number 106340 Answers: 0 Comments: 0

Question Number 105904 Answers: 2 Comments: 0

∫ ((sin x)/(5−sin 2x)) dx ?

$\int \frac{\sin x}{5 - \sin 2 x} d x ?$

Question Number 104035 Answers: 1 Comments: 0

Find the image of point OP^(→) = p^ in the line r^ =a^ +λb^ .

$F i n d t h e i m a g e o f p o i n t \vec{O P} = \bar{p} i n$ $t h e l i n e \bar{r} = \bar{a} + λ \bar{b} .$

Question Number 103190 Answers: 1 Comments: 0

∫_(π/4) ^(π/2) ln(ln(tan x)) dx

$\underset{π / 4}{\int^{π / 2}} \ln (\ln (\tan x)) d x$

Question Number 101766 Answers: 0 Comments: 1

Question Number 100850 Answers: 2 Comments: 1

∫_0 ^(102) (x−1)(x−2).....(x−100)×((1/(x−1))+(1/(x−2))+...+(1/(x−100)))dx

$\int_{0}^{102} (x - 1) (x - 2) . . . . . (x - 100) \times (\frac{1}{x - 1} + \frac{1}{x - 2} + . . . + \frac{1}{x - 100}) d x$

Question Number 98408 Answers: 1 Comments: 0

Question Number 98325 Answers: 1 Comments: 0

Find the curvature vector and its magnitude at any point r^→ = (θ) of the curve r^→ = (acos θ,asin θ,aθ) .Show the locus of the feet of the ⊥ from the origin to the tangent is a curve that completely lies on the hyperbolic x^2 +y^2 −z^2 = a^2

$Find the curvature vector and$ $its magnitude at any point$ $\vec{r} = (θ) of the curve \vec{r} = (acos θ, asin θ, a θ)$ $. Show the locus of the feet of the$ $⊥ from the origin to the tangent$ $is a curve that completely lies$ $on the hyperbolic x^{2} + y^{2} - z^{2} = a^{2}$

Question Number 98018 Answers: 1 Comments: 0

the vector equations of two lines l_1 and l_2 are given by l_1 :r=5i−j+k+λ(−3i+2j) l_2 :r=2i+3j+2k+μ(2j+k) find thd position vdctor of intersection of thf linds l_1 and l_2 thd cartesian equatkon of the plane π, containing the lines l_(1 ) and l_2 the sine of the anhle between the plane π and the line, l_3 :r=i−5j−2k+s(2i+2j−k)

$t h e v e c t o r e q u a t i o n s o f t w o l i n e s l_{1} a n d l_{2} a r e g i v e n b y$ $l_{1} : r = 5 i - j + k + λ (- 3 i + 2 j)$ $l_{2} : r = 2 i + 3 j + 2 k + μ (2 j + k)$ $f i n d$ $t h d p o s i t i o n v d c t o r o f i n t e r s e c t i o n o f t h f l i n d s l_{1} a n d l_{2}$ $t h d c a r t e s i a n e q u a t k o n o f t h e p l a n e π, c o n t a i n i n g t h e l i n e s l_{1} a n d l_{2}$ $t h e s i n e o f t h e a n h l e b e t w e e n t h e p l a n e π a n d t h e l i n e, l_{3} : r = i - 5 j - 2 k + s (2 i + 2 j - k)$

Question Number 96240 Answers: 3 Comments: 0

Find the shortest distance from the point P(2,−3,5) to the line L ((x+3)/2)=((y−1)/(−3))=((z−2)/4)

$F i n d t h e s h o r t e s t d i s t a n c e f r o m t h e$ $p o i n t P (2, - 3, 5) t o t h e l i n e L$ $\frac{x + 3}{2} = \frac{y - 1}{- 3} = \frac{z - 2}{4}$

Question Number 95342 Answers: 2 Comments: 0

determine the value of k such that the point A(4,−2,6) B(0,1,0) C(1,0,−5) and D(1,k,−2) lie on the same plane

$determine the value of k such that$ $the point A (4, - 2, 6) B (0, 1, 0) C (1, 0, - 5)$ $and D (1, k, - 2) lie on the same$ $plane$

Question Number 94572 Answers: 0 Comments: 0

Question Number 94314 Answers: 0 Comments: 0

Question Number 93874 Answers: 1 Comments: 4

find k if the vector (1^ −2,k) in R^3 be a linear combination of the vectors (3,0,2) &(2,−1,−5)

$find k if the vector (\bar{1} - 2, k) in R^{3}$ $be a linear combination of the$ $vectors (3, 0, 2) & (2, - 1, - 5)$

Question Number 93299 Answers: 0 Comments: 2

find a reduction formulae for I_n = ∫_(−1) ^0 x^n (1 + x)^2 dx

$find a reduction formulae for I_{n} = \int_{- 1}^{0} x^{n} {(1 + x)}^{2} d x$

Question Number 93249 Answers: 0 Comments: 4

calculate∫_0 ^((Π/2) ) (dx/(2+cos2x))

$c a l c u l a t e \int_{0}^{\frac{Π}{2}} \frac{d x}{2 + c o s 2 x}$

Pg 2 Pg 3 Pg 4 Pg 5 Pg 6 Pg 7 Pg 8 Pg 9 Pg 10 Pg 11

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