In the Stewart calculus text, which we use here, the first chapter is essentially a precalculus review. The second chapter opens up with a treatment of tangent lines and velocities, with the idea of ...
A car travels 500 m in 50 s, then 1500 m in 75 s. Calculate its average speed for the whole journey. A motorbike travels at an average speed of 12 m/s for 25 s. Calculate the distance travelled in ...
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