Quadratic equations

Answer explanation

• 2 and 10

• 4 and 5
• 3 and 7
• 1 and 9

• 1 and 13

• 1 and 12

• 12 and 13

• 1 and -12

• 64
• 1
• 65

• -64

• the y-intercept is positive

• the discriminant is negative

• the coefficient of x² is positive

• the discriminant is positive

• one rational solution

• two irrational solutions

• two rational solutions

• one irrational solution