Quadratics Review

Solve to find the roots:

(2r + 5) (5r -7) = 0

• {7, -3}

• {-4, 2/7}

• {-5/2 , 7/5}

• {-5, 5}

• x={8,-1}

• x={5,0}

• x={-8,-1}

• x={3,-7}

• x= {-7,-5}

• x= {7,-4}

• x={-7,2}

• x={1,3}

• x={4,1}

• x={5.92,-.93}

• x={-1,-4}

• x= {1.89, -1.69}

• x={1,-8}

• no solution

• x={1.53, -0.65}

• x={1.54, -0.87}

What is the axis of symmetry?

• x = 1

• x = -1

• x = 2

• x = 0

What is the vertex?

• (1,1)

• (2,0)

• (0,2)

• (-1, 1)

What are the roots/zeros?

• none

• x = 1

• x = 1 and x = 2

What is the domain and range:

Write the equation of the function in vertex form.