What is the integral from 0 to pi of sqrt(1+cos(x)) ?

The integral from 0 to pi of sqrt(1+cos(x)) is 2.82842…

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integral from 0 to pi of sqrt(1+cos(x))

\int_{0}^{π} 1 + cos (x) d x

2.82842 \dots

Solution steps

\int_{0}^{π} 1 + cos (x) d x

Evaluating using numerical calculation methods

= 2.82842 \dots

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What is the integral from 0 to pi of sqrt(1+cos(x)) ?
The integral from 0 to pi of sqrt(1+cos(x)) is 2.82842…