How do you evaluate the definite integral $\int 2 x - 1$ $int 2x-1$ from $[0, 5]$ $[0,5]$ ?

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Answer 1 · 2016-11-10T21:54:28

$20$ $20$

$\int_{0}^{5} (2 x - 1) d x = {[x^{2} - x]}_{0}^{2} = 25 - 5 = 20$ $\int_0^5 (2x - 1) dx = [x^2 - x]_0^5 = 25 - 5 = 20$

How do you evaluate the definite integral ∫2x−1int 2x-1 from [0,5][0,5]?