Solve nxx = ut in Rx (0, 0) with u (x, 0) = 5 cos (6x) + 7 sin (10x)

Let F = (cos(5t), sin(3t) , 5t“) and G = (t cos(5t), cos(5t), Find F +G = (5t^4)+sin(3t)+t^4(cos(5t))+5e^4t

9. (1-sin9x)²dx

Solve (cosxcosy-cotx)dx-sinxsin?ydy=0. sinxcosy=In(ccosx) O sinxcosy=-In(ccosx) sinxcosy=In(csinx) sinxcosy=-In(csinx)

d/dx(sin 3x5) = 15x4 cos 3x5 %3D Select one: O True O False d/dx(1/csc x) = cos x %3D Select one: O True O False d/dx[(1/x² + 1)(3x - 1)] = (3x³ + 3x - 2)/x³ %3D Select one: O True O False

Describe the method used to integrate sin² x.

Eliminate the arbitrary constant ln y = c, sin 3x + c2 cos 3x + 9x^2 -2

Solve cosx G} + (sinx)y=1 dx Select one: O ay sinx + ccosx O b. y = 2sinx + 2cosx + c O c. y = sinx – cosx + c O d. y sinx-ccosx O e. y = sinx + cosx+c

Find A S sec42x tan 2x cot82x (4sec 22x-1) 12 12 tan 2x 16 tan 82x 1 16 1+3csc22x 12 B C 0 -- 4 -dx -cot²2x- (cot62x) 12 +C +C cot82t+C +C

Solve 2x sin² ydx − (x² +10) cos ydy = 0