Answer: -ab - 11a^2 - 3b + 3a
Step-by-step explanation:
i think this is what you're wanting? if not just comment what you need and i'll retry it!
Answer:49/8
Step-by-step explanation:7/8 times 7 is 49/8
(7 + i) - (6 - 2i) = 7 + i - 6 + 2i = 1 + 3i
220miles / 4 hours = 55 miles/hr
55mi/hr x 7hrs = 385 miles
The best approximation for sqrt 55 would be: B) 7 2/5