I think the answer is c but i may be wrong, try using desmos online graphing calculator
Answer:
cost per serving can be used as a result of using your head to think
Are you supposed to do all the ones in the quotations?
91 = 7*13 is a composite number. It has factors other than itself and 1.
(3 + 2i)(5 + i)
15 + 3i + 10i + 2i^2
15 + 13i - 2
13 + 13i