Grade 10 End of Week 21 Assessment

• A(1,0)

  B(3,0)

  C(0,3)

• A(3,0)

  B(1,0)

  C(0,3)

• A(0,1)

  B(0,3)

  C(3,0)

• A(0,3)

  B(3,0)

  C(0,5)

• (2,-1)

• (2,1)

• (-1,2)

• (-2,1)

Which of the following statements is NOT true for the parabola seen in the graph?

• The axis of symmetry is x = 1.

• The vertex is (1,-3).

• The "a" coefficient is positive.

• The parabola has two positive roots.

What is the equation of the axis of symmetry of the graph: y = 3x² + 6x - 1

• x = 2

• x = -1

• x = 1

• x = -2

Which equation could be the equation of the graphed parabola?

• y = -x² - 4x - 5

• y = -x² + 4x - 5

• y = x² - 4x - 5

• y = x² + 4x - 5

What are the roots of the graphed parabola, assuming the roots to be integers?

• x = ± 2

• x = ± 4

• x = 2; x = 2

• x = 4; x = 4

What is the vertex, or turning point, of the parabola y = 4x² - 6x - 1?