Quadratic Equations in Standard Form

Which of the following equations matches standard form of a quadratic?

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

What are the zeros of the graph shown above?

• 2 and 6

• 4 and 2

• 6 and 9

• 5 and 1

Tags

CCSS.HSA.APR.B.3

How many solutions does the equation in standard form related to this function have?

• two

• one

• all real numbers

• no real solutions

How many solutions does the equation in standard form represented by this related function have?

• No real solutions

• 1 solution

• 2 solutions

• Infinitely many solutions

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

The sum of a quadratic term, a linear term, and a constant in descending order

• point-slope form

• slope-intercept form

• standard form  

• vertex form

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What is the y-intercept of the following equation?
y=-x²-3x-4

• (0, 1)

• (0, -4)

• (-4, 0)

• (0, 4)

Tags

CCSS.HSF-IF.C.7A

Identify a, b, and c if y = -8+3x²+5x

• a=3, b=5, c=-8

• a=-8, b=3, c=5

• a=3x², b=5x, c=-8

• a=3x² , b=-8, c=5x

What is the equation for axis of symmetry?

• y = 3

• x = 3

• 3

• x= 1 and x = 5

What do we call the highest or lowest point of a quadratic?

• parabola

• vertex

• pinnacle

• point