Exercise 2

The equations *x*(*t*) = cos *t* and *y*(*t*) = 2sin *t* describe a parametric curve.

(a) Write an integral expression for the length of the portion of the curve graphed below.

(b) Use a calculator to evaluate your integral and explain why your answer is reasonable.

Next Page: More Arc Length for Parametric Functions Exercises (3 of 4)

Previous Page: Previous Arc Length for Parametric Functions Exercises (1 of 4)