Answer:
I think its c but im not sure
Step-by-step explanation:
(-2 + 3i + (5 - 2i)
= -2 + 5 + 3i - 2i
= 3 + i Answer
Answer:
36%
Step-by-step explanation:
20 % solution in 4/5 parts of the mmixture gives 80/5
100% solution in 1/5 parts of the mixture gives 100/5
total would give 80+100/5= 36% solution