X^2+2x+3=0
solve by completing the square

Me d is also an option but i couldn't get it in the picture

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read