Solve (cos?2x)dy3Ddx Sec2x(tan2x) O a. y= +C O b.y= Sec2x + C 2 %3D Oc.y=tanx+c tan2x O d. y=- + C 2

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A: According to guidelines we should have been able to solve only one question at a time

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Q: ysin2xdx-3y°cos?x dy -0

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Q: 10. If cos(x + y) = 2x- 2y, find y'.

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Q: The equation (tan²x+3y²)sec²xdx + (3tan²x + y²)dy=0 can be solved by

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Q: 4(cos- (-3x)) = dx

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.