Complete the square to solve the equation below.
x²+x =7/4
a.)x=3, x= -1
b.)x= -2+ √2, x= -2- √2
c.) x= -1/2+√2, x= -1/2- √2
d.) x=1+ √-2, x= 1- √2

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?