Equations with Roots

x² = 100

• 10

• 10 or -10

• 50

• 50 or -50

2d² = 162

• d = 9

• d ≅ ± 9

• d = ± 9

• d = ± 12.7

• No solution

• -9 and 9

• -3 and 3

• -4.5 and 4.5 

What can the roots to a quadratic equation be called? (select all that apply)

• zeros

• solutions

• x-intercepts

• y-intercepts

What is another word for where a parabola passes the x-axis?

• y-intercepts

• roots

• vertex

• axis of symmetry

What is another word for zeros?

• y-intercepts

• roots

• vertex

• axis of symmetry

Can 0 be a root of a quadratic equation?

• Yes. Possible

• No. Not posssible

What can the roots to a quadratic equation be called?

• zeros

• solutions

• x-intercepts

• none of the choices

What is another name for the x-intercepts and solutions of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name