Find ∫123(2x+3)(x−4) dx\displaystyle \int_{\frac12}^3 (2x + 3)(x - 4) \, dx∫213(2x+3)(x−4)dx, giving your answer in exact form.
411 exam-style questions on Edexcel A Level Maths Integration, covering 13.1 Integrating x^n, 13.2 Indefinite Integrals, 13.3 Finding Functions, 13.4 Definite Integrals, 13.5 Areas under Curves, 13.6 Areas under the x-axis, and 13.7 Areas between curves and lines. Each one has a worked solution and a mark scheme showing where the marks go.