Equations in Standard Form Quiz

Write the equations in standard form and simplify, if needed. x² + 4x = -9

Write the equations in standard form and simplify, if needed. 8x = -4x² + 1

Write the equations in standard form and simplify, if needed. 10x² + 5x = 2x - 9

For each of the following equations, determine (a) if the parabola opens up or down, (b) the vertex, (c) if the vertex is a maximum or a minimum (d) the axis of symmetry(e) the range.

y = x² + 2x - 8

a. _____

b. _____

c. _____

d. _____

e._____

For each of the following equations, determine (a) if the parabola opens up or down, (b) the vertex, (c) if the vertex is a maximum or a minimum (d) the axis of symmetry and (e) the range

y = x² - 16

a. _____

b. _____

c. _____

d. _____

e.______

For each of the following equations, determine (a) if the parabola opens up or down, (b) the vertex, (c) if the vertex is a maximum or a minimum (d) the axis of symmetry and (e) the range.

y = -6x² - 8x - 3

a. _____

b. _____

c. _____

d. _____

e.______

Plot the positive parabola by placing the y-intercept at y=-3 and the vertex at (2,-4)

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

• 6
• -31
• 10
• -4
• 21
• 4