X2y( that’s supposed to be x squared)-3xy-10y

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality