Which of the following equations is NOT an exact equation? A (2x sin y + y)dx + (x² cos y + x)dy = 0 %3D dy = 0 C(xy - cos x)dx + (x² - 1)dy = 0 D) cos y dx -x sin y= y2) dy = 0 | none of the choices

Q: 17 3 sin x-4 coS X

A: Solution 17. Given integral is  ∫13sinx-4cosxdx. Now, 3sinx-4cosx=6 tanx21+tan2x2-4 1-tan2x21+tan2x2…

Q: Find the solution. 2y + =xy-sinx dx y = x²(cosx+c) 1 B y = r²(sinx – c) y = x²(cosx+c) D y = x(sinx+…

A: Given dydx + 2yx = x2y2sin(x)

Q: QUESTION 8 Differentiate. y = 6x-4 dy dx 4x (6x - 4)2 dy dx 4 бх - 4 dy O dx 4 (6x - 4)2 dy 12x-4…

A:

Q: z 3e*3S,y 3z2 + sin(z)s G dx

A:

Q: Which of the following is equivalent to | cos(4a)sin (4x) da ? cos udu · 1 sin udu, where u = 4x…

A: The answer is found in step-2.

Q: Using appropriate substitution, [sec (2x) – 1] tan(2x) dx is equal to

A:

Q: y =x* sin? (4x) A. dy = 8x° sin(4x) cos(4x) + 6x sin5(4x) XP dy 3. = 8x° sin(4x) cos(4x) -…

A:

Q: (y cos x + 2xe)dx + (sin x + x²ey – 1)dy = 0

A:

Q: Solve csc y dx + sec²x dy = 0 elect one: a 4cosy + 2x - sin2x = c O b. 4cosy + 2x + sin2x = c c.…

A:

Q: cos²x sinx dy + (y cos³x - 1)dx = 0

A:

Q: Which of the following equations are exact?

A: A differential equation of the form  called exact if and only if .

Q: The equation (x - 3y)dy = (2y + 4)dx is exact.

A:

Q: Find if y = cos(e-2=) dy None 2e-2". sin(e-2") 3e2r. cos(e-2r) e2= . sin(e-2#)

A:

Q: (D² - 9)y = 0. (A) y = e*(c,cos2r +c sin2x) B y = c,cosh 3x + c,sinh 3x y = c,cosh – 3x + c,sinh 3x…

A: Solution

Q: (D³ - 3D2 + 9D + 13)y = 0

A:

Q: 23 42 R 1 y=2 sinx 2 y = Which equation is represented by the graph? sin 2x 2 1 y-sin 2.r = 2x 1…

A: we need to find the equation of the graph

Q: General Solutions (D2+2D+2)y=5cosx+10 sin2x

A:

Q: (D2 -4D +7)y = 0 A y = e²"(c,cos/2x+c,sin/2x) COS y = e2"(c,cos/3x+c,sin/3x) В © y = e (c…

A: 1. Given differential equation is (D2-4D+7)y = 0 Here Auxiliary equation is D2-4D+7 = 0⇒ D = 4 ± 16…

Q: sinxcos ydx + cos²xdy=0

A:

Q: 3 x* cos(3 y) 2 x³ sin(3 y) dx + + 2 x2 ) dy = 0

A:

Q: Which of the following equations is NOT an exact equation? dy=0 B (xy - cos x)dx + (x² – 1)dy=0 (2x…

A:

Q: Graph the sinusoidal function using key points. 41) y = 1 + cos x 2- 1 -2n TC -1- -27 42) y = 4 sin…

A: Let's find.

Q: Graph the equations 1. y= x²+4x+3/2x²+3x+1 2. y²= x+3/2x²+3x+2 3. r= sin 0+ 2cos²0 4. r²= sin2 0 -…

A: Note: It is assumed that questions 3, 4 are the functions of r and θ.   Any point on the Cartesian…

Q: Solve by finding an I.F 1. xdy – ydx = (x² + y² }£x y - sin x 2. dy + -dx = 0 ......

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 4 cos 2y-3 dy 2у

A: NOTE: Refresh your page if you can't see any equations. .