integral (akar x -2 )(2 akar x + 1) dx

InTegraL

∫(√x - 2)(2√x + 1) dx
= ∫(x - 3√x - 2) dx
= x²/2 - 3x^(3/2) /(3/2) - 2x + C
= 1/2 x² - 2x√x - 2x + C