Alg. 2 H 2nd 6 Weeks Test Practice

If the discriminant of a quadratic equation is 20, how many and what type of solutions do you have?

• 2 real, irrational

• 2 real, rational

• 2 complex

• 1 real, rational

If the discriminant of a quadratic equation is -14, how many and what type of solutions do you have?

• 2 real, irrational

• 2 real, rational

• 2 complex

• 1 real, rational

What do you do to the b value to correctly complete the square?

• square it and add to both sides

• divide it by 2, square the result, and add to both sides

• divide it by 2, take the square root of the result, and add to both sides

• divide it by 2 and add to both sides

• -156

• 5

• 208

• 80