Solve the quadratic equation.

3x2 - 14x - 5 = 0
a) x = -3, and x = 5
b) x = 3, and x = -5
c) x = -
1
3
, and x = 5
d) x =
1
3
, and x = -5

Dagne measures and finds that she can do a vertical jump that is 27.5% of her height.if dagne is 48 inches tall, how high can she jump? enter your answer in the box. inches