Question

Solve by graphing. If exact roots can’t be found, state the consecutive integers between which roots are located. 4x2 -7x -15 = 0

Select one:
a. one root is between 2 and 1; second root is at -3
b. one root is between -2 and -1; second root is at 3
c. one root is between 2 and 1; second root at -3
d. one root is between -3 and -2; second root is between 1 and 2