Definite integrals by hand and with the calculator Problem set A Answers

1. (a) \(\frac{124}{5}\) = 24.8
2. (b) \(3\)

1. (a) \(- \frac{65}{4}\) = −16.25
2. (b) \(39\)

1. (a) \(\frac{3}{2}\) = 1.5
2. (b) \(\frac{1}{2}\) = 0.5

1. (a) \(5\)
2. (b) \(12\)

1. (a) \(\ln\left(\frac{7}{2}\right)\) ≈ 1.25
2. (b) \(12\)

\(\frac{5\sqrt3}{3}\) = 2.89

22.3 litres

\(\frac{128}{5}\) = 25.6 m

18 thousand bacteria

k = 5

\(\frac{14}{3} + 6\ln 4\) ≈ 13.0