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** Step-by-step Solution **

Problem to solve:

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Simplifying

Learn how to solve sum rule of differentiation problems step by step online.

$\int\cos\left(\pi +v-\sqrt{7}\right)dv$

Learn how to solve sum rule of differentiation problems step by step online. Solve the trigonometric integral int(cos(pi+v-7^1/2))dv. Simplifying. Subtract the values \pi and -\sqrt{7}. We can solve the integral \int\cos\left(0.495841+v\right)dv by applying integration by substitution method (also called U-Substitution). First, we must identify a section within the integral with a new variable (let's call it u), which when substituted makes the integral easier. We see that 0.495841+v it's a good candidate for substitution. Let's define a variable u and assign it to the choosen part. Now, in order to rewrite dv in terms of du, we need to find the derivative of u. We need to calculate du, we can do that by deriving the equation above.

** Final Answer

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