Select the correct answer from each drop-down menu. If u = 5 - 2i and v = 2 - 5i, u + v = and u - v =.

Question

Mathematics

Taylor Reeves

7 June, 01:53

Select the correct answer from each drop-down menu. If u = 5 - 2i and v = 2 - 5i, u + v = and u - v =.

+3

Answers (1)

Know the Answer?

Haylee Levine · Answer 1

u+v=7-7i

u-v=3+3i

Step-by-step explanation:

u+v

(5-2i) + (2-5i)

Put like terms together:

(5+2) + (-2i-5i)

Simplify:

7+-7i

7-7i

u-v

(5-2i) - (2-5i)

Distribute:

(5-2i) + (-2+5i)

Put like terms together:

(5-2) + (-2i+5i)

3+3i