If `xdy = y(dx + ydy); y(1) = 1 and y(x) > 0`, then what is `y(-3)` equal to?

If `xdy = y(dx + ydy); y(1) = 1 and y(x) > 0`, then what is `y(-3)` equal to?
by

1 Answer

Answer :

If `xdy = y(dx + ydy); y(1) = 1 and y(x) > 0`, then what is `y(-3)` equal to? A. 1 B. 3 C. 5 D. `-1`
by

Related questions

If `y(x)` is the solution of the differential equation `(dy)/(dx)=-2x(y-1)` with `y(0)=1`, then `lim_(xrarroo)y(x)` equals

Description : If `y(x)` is the solution of the differential equation `(dy)/(dx)=-2x(y-1)` with `y(0)=1`, then `lim_(xrarroo)y(x)` equals

Last Answer : If `y(x)` is the solution of the differential equation `(dy)/(dx)=-2x(y-1)` with `y(0)=1`, then `lim_(xrarroo)y(x)` equals

If a curve is represented parametrically by the equations `x=4t^(3)+3` and `y=4+3t^(4)` and `(d^(2)x)/(dy^(2))/((dx)/(dy))^(n)` is constant then the v

Description : If a curve is represented parametrically by the equations `x=4t^(3)+3` and `y=4+3t^(4)` and `(d^(2)x)/(dy^(2))/((dx)/(dy))^(n)` is constant then the v

Last Answer : If a curve is represented parametrically by the equations `x=4t^(3)+3` and `y=4+3t^(4)` and `(d^(2) ... (dy))^(n)` is constant then the value of n, is

If `int (x^(2020)+x^(804)+x^(402))(2x^(1608)+5x^(402)+10)^(1//402)dx=(1)/(10a)(2x^(2010)+5x^(804)+10^(402))^(a//402)`. Then `(a-400)` is equal to ....

Description : If `int (x^(2020)+x^(804)+x^(402))(2x^(1608)+5x^(402)+10)^(1//402)dx=(1)/(10a)(2x^(2010)+5x^(804)+10^(402))^(a//402)`. Then `(a-400)` is equal to ....

Last Answer : If `int (x^(2020)+x^(804)+x^(402))(2x^(1608)+5x^(402)+10)^(1//402)dx=(1)/(10a)(2x^(2010)+5x^(804)+ ... )^(a//402)`. Then `(a-400)` is equal to .......

How do you solve (x-y-1)dx + (4y+x-1)dy = 0?

Description : How do you solve (x-y-1)dx + (4y+x-1)dy = 0?

Last Answer : https://www.geteasysolution.com/ entered that equation and it states that it maust be entered in another way? Link above.

`" if " f(x) ={ underset( 5x" "2 le x le 3) (3x+ 4,0 le x le 2),` then `int_(0)^(3) f(x) dx=?`

Description : `" if " f(x) ={ underset( 5x" "2 le x le 3) (3x+ 4,0 le x le 2),` then `int_(0)^(3) f(x) dx=?`

Last Answer : `" if " f(x) ={ underset( 5x" "2 le x le 3) (3x+ 4,0 le x le 2),` then `int_(0)^(3) f(x) dx=?` A. `(53)/(2)` B. `(55)/(2)` C. `(57)/(2)` D.

`"if "f(x) ={ underset(5x, 1,2 le x le 3)(3x+4, 0 le x le 2}},` then evaluate `int_(0)^(3) f(x) dx.`

Description : `"if "f(x) ={ underset(5x, 1,2 le x le 3)(3x+4, 0 le x le 2}},` then evaluate `int_(0)^(3) f(x) dx.`

Last Answer : `"if "f(x) ={ underset(5x, 1,2 le x le 3)(3x+4, 0 le x le 2}},` then evaluate `int_(0)^(3) f(x) dx.`

The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

Description : The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + s/m X x = 0 If the roots of this equation are real, then the system will be A. over damped B. under damped C. critically damped D. none of the mentioned

Last Answer : A. over damped

The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + k/m X x = 0 If the roots of this equation are real, then the system will be a) over damped b) under damped c) critically damped d) none of the mentioned Ans:a

Description : The equation of motion for a vibrating system with viscous damping is d 2 x/dt 2 + c/m X dx/dt + k/m X x = 0 If the roots of this equation are real, then the system will be a) over damped b) under damped c) critically damped d) none of the mentioned Ans:a

Last Answer : a) over damped

In 2D-translation, a point (x, y) can move to the new position (x’, y’) by usingthe equation a.x’=x+dx and y’=y+dx b.x’=x+dx and y’=y+dy c.X’=x+dy and Y’=y+dx d.X’=x-dx and y’=y-dy

Description : In 2D-translation, a point (x, y) can move to the new position (x’, y’) by usingthe equation a.x’=x+dx and y’=y+dx b.x’=x+dx and y’=y+dy c.X’=x+dy and Y’=y+dx d.X’=x-dx and y’=y-dy

Last Answer : b.x’=x+dx and y’=y+dy

X, Y are the mid-points of opposite sides AB and DC of a parallelogram ABCD. AY and DX are joined intersecting in P. CX and BY are joined -Maths 9th

Description : X, Y are the mid-points of opposite sides AB and DC of a parallelogram ABCD. AY and DX are joined intersecting in P. CX and BY are joined -Maths 9th

Last Answer : answer:

Find dy/dx by implicit differentiation. y cos x = 5x2 + 2y2

Description : Find dy/dx by implicit differentiation. y cos x = 5x2 + 2y2

Last Answer : Need Answer

Find the angle of intersection of the curves `x y=a^2a n dx^2+y^2=2a^2`

Description : Find the angle of intersection of the curves `x y=a^2a n dx^2+y^2=2a^2`

Last Answer : Find the angle of intersection of the curves `x y=a^2a n dx^2+y^2=2a^2`

`int_(0)^(a) y^(2) dx`

Description : `int_(0)^(a) y^(2) dx`

Last Answer : `int_(0)^(a) y^(2) dx`

`int x^3 e^(x^2) dx` is equal to

Description : `int x^3 e^(x^2) dx` is equal to

Last Answer : `int x^3 e^(x^2) dx` is equal to

The inherent characteristic of an equal percentage valve relating flow rate 'q' with valve stem movement 'x' are described by the equation (A) dq/dx = K (B) dq/dx = K.q (C) dq/dx = K/q (D) dq/dx = Kq 2

Description : The inherent characteristic of an equal percentage valve relating flow rate 'q' with valve stem movement 'x' are described by the equation (A) dq/dx = K (B) dq/dx = K.q (C) dq/dx = K/q (D) dq/dx = Kq 2

Last Answer : (A) dq/dx = K

If x + y + z = 0, then what is [(y-z-x)/2]^3 + [(z-x-y)/2]^3 + [(x-y-z)/2]^3 equal to ? -Maths 9th

Description : If x + y + z = 0, then what is [(y-z-x)/2]^3 + [(z-x-y)/2]^3 + [(x-y-z)/2]^3 equal to ? -Maths 9th

Last Answer : answer:

If x^(1/3) + y^(1/3) + z^(1/3) = 0, then what is (x + y + z)^3 equal to ? -Maths 9th

Description : If x^(1/3) + y^(1/3) + z^(1/3) = 0, then what is (x + y + z)^3 equal to ? -Maths 9th

Last Answer : answer:

Compute the value of adding the following two fuzzy integers: A = {(0.3,1), (0.6,2), (1,3), (0.7,4), (0.2,5)} B = {(0.5,11), (1,12), (0.5,13)} Where fuzzy addition is defined as μA+B(z) = maxx+y=z (min(μA(x), μB(x))) Then, f(A+B) is equal to (A) {(0.5,12), (0.6,13), (1,14), (0.7,15), (0.7,16), (1,17), (1,18)} (B) {(0.5,12), (0.6,13), (1,14), (1,15), (1,16), (1,17), (1,18)} (C) {(0.3,12), (0.5,13), (0.5,14), (1,15), (0.7,16), (0.5,17), (0.2,18)} (D) {(0.3,12), (0.5,13), (0.6,14), (1,15), (0.7,16), (0.5,17), (0.2,18)}

Description : Compute the value of adding the following two fuzzy integers: A = {(0.3,1), (0.6,2), (1,3), (0.7,4), (0.2,5)} B = {(0.5,11), (1,12), (0.5,13)} Where fuzzy addition is defined as μA+B(z) = maxx+y=z (min(μA(x), μB( ... ,18)} (D) {(0.3,12), (0.5,13), (0.6,14), (1,15), (0.7,16), (0.5,17), (0.2,18)}

Last Answer : (D) {(0.3,12), (0.5,13), (0.6,14), (1,15), (0.7,16), (0.5,17), (0.2,18)} 

If (x^2 – 1) is a factor of ax^4 + bx^3 + cx^2 + dx + e, then : -Maths 9th

Description : If (x^2 – 1) is a factor of ax^4 + bx^3 + cx^2 + dx + e, then : -Maths 9th

Last Answer : answer:

`"If "f(x) ={underset(x^(2)+1.2 le x le 3)(2x+1.1 le x le 2),` then evaluate `int_(1)^(3) f(x) dx.`

Description : `"If "f(x) ={underset(x^(2)+1.2 le x le 3)(2x+1.1 le x le 2),` then evaluate `int_(1)^(3) f(x) dx.`

Last Answer : `"If "f(x) ={underset(x^(2)+1.2 le x le 3)(2x+1.1 le x le 2),` then evaluate `int_(1)^(3) f(x) dx.`

If z equals yf x2 - y2 show that ydz divided by dx plus xdz divided by dy equals xz divided by y?

Description : If z equals yf x2 - y2 show that ydz divided by dx plus xdz divided by dy equals xz divided by y?

Last Answer : 4

`int_(0)^(pi//2) " cosec "(x-(pi)/(3)) " cosec "(x-(pi)/(6)) dx=?`

Description : `int_(0)^(pi//2) " cosec "(x-(pi)/(3)) " cosec "(x-(pi)/(6)) dx=?`

Last Answer : `int_(0)^(pi//2) " cosec "(x-(pi)/(3)) " cosec "(x-(pi)/(6)) dx=?` A. `-log 3` B. `-2 log 3` C. `2 log 3` D.

`int_(0)^(pi//2) (sin x -cos x)/(1+sin x cos x) dx=?`

Description : `int_(0)^(pi//2) (sin x -cos x)/(1+sin x cos x) dx=?`

Last Answer : `int_(0)^(pi//2) (sin x -cos x)/(1+sin x cos x) dx=?` A. `0` B. `1` C. None of the above D.

`int_(0)^(1) cot^(-1) (1-x+x^(2)) dx=?`

Description : `int_(0)^(1) cot^(-1) (1-x+x^(2)) dx=?`

Last Answer : `int_(0)^(1) cot^(-1) (1-x+x^(2)) dx=?` A. `(pi)/(2) +log 2` B. `(pi)/(2) -log 2` C. `-(pi)/(2) - log 2` D.

`int_(0)^(pi) sin (n+(1)/(2))x. " cosec ".(x)/(2) dx=?`

Description : `int_(0)^(pi) sin (n+(1)/(2))x. " cosec ".(x)/(2) dx=?`

Last Answer : `int_(0)^(pi) sin (n+(1)/(2))x. " cosec ".(x)/(2) dx=?` A. `(pi)/(2)` B. `pi` C. `2pi` D.

`int_(0)^(pi//4) sqrt(cot x dx) =?`

Description : `int_(0)^(pi//4) sqrt(cot x dx) =?`

Last Answer : `int_(0)^(pi//4) sqrt(cot x dx) =?` A. `(Pi sqrt(2))/(4)+(1)/(sqrt(2)) log (sqrt(2)-1)` B. `(- ... (pisqrt(2))/(4) -(1)/(sqrt(2))log (sqrt(2)-1)` D.

`int_(0)^(1//2) (x sin^(-1)x)/(sqrt(1-x^(2)))dx=?`

Description : `int_(0)^(1//2) (x sin^(-1)x)/(sqrt(1-x^(2)))dx=?`

Last Answer : `int_(0)^(1//2) (x sin^(-1)x)/(sqrt(1-x^(2)))dx=?` A. `(pi sqrt(3))/(12)+(1)/(2)` B. `(pisqrt(3))/(12)-(1)/(2)` C. `(pisqrt(3))/(12) -(1)/(2)` D.

`int_(0)^(pi//4) log (1+tan x) dx =?`

Description : `int_(0)^(pi//4) log (1+tan x) dx =?`

Last Answer : `int_(0)^(pi//4) log (1+tan x) dx =?` A. `(pi)/(4) log 2` B. `(pi)/(6) log 2` C. `(pi)/(8) log 2` D.

`int_(0)^(pi//2) x sin cos x dx=?`

Description : `int_(0)^(pi//2) x sin cos x dx=?`

Last Answer : `int_(0)^(pi//2) x sin cos x dx=?` A. `(pi)/(4)` B. `(pi)/(8)` C. `(pi)/(12)` D.

`int_(0)^(1) (x)/(sqrt(1+x^(2)))dx=?`

Description : `int_(0)^(1) (x)/(sqrt(1+x^(2)))dx=?`

Last Answer : `int_(0)^(1) (x)/(sqrt(1+x^(2)))dx=?` A. `sqrt(2)-1` B. `sqrt(2)` C. `-sqrt(2)` D.

`int_(0)^(1) sqrt((1-x)/(1+x)) dx=?`

Description : `int_(0)^(1) sqrt((1-x)/(1+x)) dx=?`

Last Answer : `int_(0)^(1) sqrt((1-x)/(1+x)) dx=?` A. `(pi)/(2)+1` B. `(pi)/(2) -1` C. None of these D.

`int_(0)^(1) x (1 -x)^(n) dx=?`

Description : `int_(0)^(1) x (1 -x)^(n) dx=?`

Last Answer : `int_(0)^(1) x (1 -x)^(n) dx=?` A. `(1)/((n+1)(n+2))` B. `(1)/(n(n+2))` C. `(1)/((n+1)(n+3))` D.

`int_(0)^(2) e^(x) dx`

Description : `int_(0)^(2) e^(x) dx`

Last Answer : `int_(0)^(2) e^(x) dx`

`int_(0)^(3)(x^(2)+1)dx`

Description : `int_(0)^(3)(x^(2)+1)dx`

Last Answer : `int_(0)^(3)(x^(2)+1)dx`

Evaluate : `int_(0)^(1) (1-x)^(3//2) dx`

Description : Evaluate : `int_(0)^(1) (1-x)^(3//2) dx`

Last Answer : Evaluate : `int_(0)^(1) (1-x)^(3//2) dx`

`int_(0)^(pi) x sin x. cos^(2) x dx`

Description : `int_(0)^(pi) x sin x. cos^(2) x dx`

Last Answer : `int_(0)^(pi) x sin x. cos^(2) x dx`

`int_(0)^(1) x sqrt((1-x^(2))/(1+x^(2)))dx`

Description : `int_(0)^(1) x sqrt((1-x^(2))/(1+x^(2)))dx`

Last Answer : `int_(0)^(1) x sqrt((1-x^(2))/(1+x^(2)))dx`

`int_(0)^(pi//2) (dx)/(1+2 cos x)`

Description : `int_(0)^(pi//2) (dx)/(1+2 cos x)`

Last Answer : `int_(0)^(pi//2) (dx)/(1+2 cos x)`

`int_(0)^(pi//2) x sin x cos x dx`

Description : `int_(0)^(pi//2) x sin x cos x dx`

Last Answer : `int_(0)^(pi//2) x sin x cos x dx`

`int_(0)^(2) sqrt((2+x)/(2-x)) dx`

Description : `int_(0)^(2) sqrt((2+x)/(2-x)) dx`

Last Answer : `int_(0)^(2) sqrt((2+x)/(2-x)) dx`

Evaluate :`int_(0)^(8) |x-5|dx`

Description : Evaluate :`int_(0)^(8) |x-5|dx`

Last Answer : Evaluate :`int_(0)^(8) |x-5|dx`

Evaluate : `int_(0)^(4) x(4-x)^(3//2)dx`

Description : Evaluate : `int_(0)^(4) x(4-x)^(3//2)dx`

Last Answer : Evaluate : `int_(0)^(4) x(4-x)^(3//2)dx`

`int_(0)^(pi) x sin^(2) x dx`

Description : `int_(0)^(pi) x sin^(2) x dx`

Last Answer : `int_(0)^(pi) x sin^(2) x dx`

`int_(0)^(pi//2) e^(x) (sin x + cos x) dx`

Description : `int_(0)^(pi//2) e^(x) (sin x + cos x) dx`

Last Answer : `int_(0)^(pi//2) e^(x) (sin x + cos x) dx`

`int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

Description : `int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

Last Answer : `int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

`int_(0)^(pi) (1)/(5+2 cos x)dx`

Description : `int_(0)^(pi) (1)/(5+2 cos x)dx`

Last Answer : `int_(0)^(pi) (1)/(5+2 cos x)dx`

`int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

Description : `int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

Last Answer : `int_(0)^(pi) (1-x^(2))/((1+x^(2))^(2))dx`

`int_(0)^(pi//4) e^(x) (tan x+ sec^(2)x) dx`

Description : `int_(0)^(pi//4) e^(x) (tan x+ sec^(2)x) dx`

Last Answer : `int_(0)^(pi//4) e^(x) (tan x+ sec^(2)x) dx`

`int_(0)^(pi//2) (1)/(4+3 cos x)dx`

Description : `int_(0)^(pi//2) (1)/(4+3 cos x)dx`

Last Answer : `int_(0)^(pi//2) (1)/(4+3 cos x)dx`

`int_(0)^(1) (1)/(x^(2) +2x+3)dx`

Description : `int_(0)^(1) (1)/(x^(2) +2x+3)dx`

Last Answer : `int_(0)^(1) (1)/(x^(2) +2x+3)dx`