Algebra Block

What is the y-intercept of the parabola?

• (0, -3)

• (-3, 0)

• (3, 0)

• (-1, 0)

What is the initial (starting) height of an object following this path?  h(t) = -16t² +20t + 6

• -16 feet 

• 0 feet

• 20 feet 

• 6 feet 

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=a(x-h)² + k

Solve for n
7 + n =  11

• n= 2

• n=4

• n= 18

n + 12 = 20

• n = 8

• n = 32

• n= 

What error did the student make when plotting the point (3, 4) according to the picture?

• The student moved left along the x-axis when he should have moved right

• The student plotted the y-coordinate in place of the x-coordinate

• The student didn't make a mistake

• Both Options 1 and 2

What letter is at (7, -6)?

• D

• L

• X

• There is no letter at those coordinates.

If you plotted the point (0, -7), you would be __________.

• on the y-axis.

• on the x-axis.

• in Quadrant I.

• in Quadrant II

Which letter matches the coordinate (0, -6)?

• O

• L

• i

• Z