If x= -3 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the equation? a) the discriminant is negative. b) the discriminant is -3. c) the discriminant is 0. d) the discriminant is positive.

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

What is the distance between point a and b

What is the value of x in the equation7x+2y=48 when y=3