Page 797 - Elementary_Linear_Algebra_with_Applications_Anton__9_edition

In each part, find the value of that satisfies the given condition.
2.

(a)

(b)

(c)

In each part, express the complex number in polar form using its principal argument.
3.

(a)
(b) −4
(c)
(d)

(e)
(f)

Given that and , find a polar form of
4.

(a)

(b)

(c)

(d)

Express , , and in polar form, and use your results to find . Check your results by

5. performing the calculations without using polar forms.