E1 : a + b + c = 0, if 1 is a root of ax2 + bx + c = 0, E2 : b2 - a2 = 2ac, if are the roots of ax2 + bx + c = 0 Which of the following is true ?
E1 is true, E2 is true
E1 is true, E2 is false
E1 is false, E2 is true
E1 is false, E2 is false
A.
E1 is true, E2 is true
Thus, E1 and E2 both are true.
Two sides of a triangle are given by the roots of the equation x2 - 5x + 6 = 0 and the angle between the sides is .Then, the perimeter of