Ch. 5 - Complex Numbers, Polar Coordinates and Parametric Equations
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문제 2
In Exercises 1–3, perform the indicated operations and write the result in standard form. 5 / 2−i
문제 3
In Exercises 1–3, perform the indicated operations and write the result in standard form. ___ ___ 2√−49 + 3√−64
문제 4
_ Write −√3 + i in polar form.
문제 7
Perform the indicated operation. Leave answers in polar form. [2(cos 10° + i sin 10°)]⁵
문제 11
Convert x² + (y + 8)² = 64 to a polar equation that expresses r in terms of θ.
문제 13
Graph each polar equation. r = 1 + sin θ
문제 15
Eliminate the parameter and graph the plane curve represented by the parametric equations. Use arrows to show the orientation of each plane curve. x = √t , y = t + 1; −∞ < t < ∞