If u=5-2i and v=2-5i, u+v=__ and u-v=

answers for blank one:
10-10i
7+7i
7-7i

answers for blank two:
10+10i
3-3i
3+3i

Do a swot analysis for the business idea you chose in question 2 above. describe at least 2 strengths, 2 weaknesses, 2 opportunities, and 2 threats for that company idea. (1-8 sentences. 4.0 points)

Pls! does anybody know a shortcut for answering these types of questions in the future?

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59