Factoring and Solving Quadratics

Solve for h:
0 = (h – 7)(2h + 3)

• h = –14 or h = 12
• h = –7 or h = 3
• h = 7 or h = -3/2
• h = –14 or h = -3/2

Which equation below has the solutions x= {5,-7}

• (x+5)(x-7)=0

• (x-5)(x+7)=0

• (x+5)(x+7)=0

• (x-5)(x-7)=0

What is the solution to (9x+1)(x-4)=0

• x=9 and 4

• x=1/9 and -4

• x=-1/9 and -4

• x=-1/9 and 4

What can the roots to a quadratic equation be called?

• zeros

• solutions

• x-intercepts

• none of the choices

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

What are the factors of the polynomial to the left?

• (x - 12)(x - 3)

• (x + 3)(x + 12)

• (x + 12)(x - 3)

• (x + 3)(x - 12)

What are the factors of the polynomial to the left?

• (x + 5)(x + 5)

• (x + 25)(x + 1)

• (x - 5)(x - 5)

• (x + 5)(x - 5)

What are the factors of the polynomial to the left?

• (x + 2)(x - 7)

• (x - 2)(x - 7)

• (x - 2)(x + 7)

• (x + 2)(x + 7)

What are the factors of the polynomial?

x² -16x + 48

• (x - 12)(x - 4)

• (x + 6)(x - 8)

• (x + 12)(x - 4)

• (x -16)(x - 3)