11. Graphing Complex Numbers

Find each product and write the result in standard form. (−5 + 4i)(3 + i)

Perform the indicated operations and write the result in standard form. 3+4i / 4−2i

In Exercises 1–3, perform the indicated operations and write the result in standard form. (6 − 7i)(2 + 5i)

In Exercises 37–52, perform the indicated operations and write the result in standard form. ___ ___ √−64 − √−25

In Exercises 1–10, perform the indicated operations and write the result in standard form. (8 − 3i) − (17 − 7i)

In Exercises 29–36, simplify and write the result in standard form. ____ √−108

In Exercises 1–8, add or subtract as indicated and write the result in standard form. (3 + 2i) − (5 − 7i)

In Exercises 1–3, perform the indicated operations and write the result in standard form. 5 / 2−i

In Exercises 21–28, divide and express the result in standard form. 8i / 4−3i

In Exercises 9–20, find each product and write the result in standard form. (7 − 5i)(−2 − 3i)

Plot the complex number $z=-i$ on the graph below.

In Exercises 1–10, plot each complex number and find its absolute value. z = 3 + 2i

In Exercises 1–10, perform the indicated operations and write the result in standard form. (3 − 4i)²

In Exercises 9–20, find each product and write the result in standard form. (2 + 3i)²

In Exercises 1–10, plot each complex number and find its absolute value. z = 4i