URGENT this is a question on my precalculus test I need help on. Thank you so much

Question

asked Nov 11, 2022 176k views

1 Answer

Gayan Dasanayake · Answer 1 · 2022-11-15T13:20:14+0000

Answer:

a. 5i + 13j

b. 8i

c. 10i + 6j

Explanation:

a. 2i + 6j + 3i + 7j = 5i + 13j

b. 3i + 7j + 5i - 7j = 8i

c. 2i + 6j + 3i + 7j + 5i - 7j = 10i + 6j