Quadratics

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

What is the domain of f(x)=x²-4 ?

• −∞ ≤ x ≤ +∞
•  x ≥ -4
• −∞ ≤ y ≤ +∞
•  y ≥ -4

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.5

Solve the equation using the quadratic formula.

• A

• B

• C

• D

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.11

What is the equation for this parabola in factored form?

• y=(x+2)(x-1)
• y=(x-2)(x+1)
• y=(x-2)(x-1)
• y=(x+2)(x+1)

Tags

CCSS.HSF-IF.C.7A

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
 h = -16t² + 64t + 960.
How many seconds did it take for the ball to reach its maximum height?

• 10 seconds
• 64 seconds
• 960 seconds
• 2 seconds

Tags

CCSS.HSA.REI.B.4

Identify the 'a' value: y = 16x² -8x -24

• 16

• 8

• -8

• -24

Tags

CCSS.HSA.REI.B.4

Solve.
4m² - 100 = 0

• m = 25, -25
• m = 96
• m = 5, -5
• m = -96

Tags

CCSS.8.EE.A.2

Solve
 x² - 10 = 26

• x = -6, 6
• x = -4, 4
• x = 4, 6
• No solution

Tags

CCSS.8.EE.A.2

Which function has a translation of 3 units to the left?

• f(x) = 3x²+1
• f(x) = (x + 3)² + 1
• f(x) = (x - 3)² + 1
• f(x) = (x + 1)²- 3

Tags

CCSS.HSF.BF.B.3

CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4