What is 2538 rounded to the nearest hundred

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship