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Popular >

integral of cos(-x)

Solution

\int cos (- x) d x

Solution

sin (x) + C

Solution steps

\int cos (- x) d x

Simplify

cos (- x) : cos (x)

= \int cos (x) d x

Use the common integral:

\int cos (x) d x = sin (x)

= sin (x)

Add a constant to the solution

= sin (x) + C

Popular Examples

limit as x approaches 1 of (x-1)/(x^2-x)

x \to 1 lim (\frac{x - 1}{x ^{2} - x})

(\partial)/(\partial y)(2x^4y-1)

\frac{\partial}{\partial y} (2 x^{4} y - 1)

integral of (cos(x)+2cos(2x))^2

\int (cos (x) + 2 cos (2 x))^{2} d x

tangent of f(x)=10xsin(x),\at x= pi/2 tangent of

f (x) = 10 x sin (x), at x = \frac{π}{2}

(\partial)/(\partial x)(1/(4-x^2))

\frac{\partial}{\partial x} (\frac{1}{4 - x ^{2}})

Frequently Asked Questions (FAQ)

What is the integral of cos(-x) ?
The integral of cos(-x) is sin(x)+C