Ch 1 Quiz: Expressions, Equations, Functions (A)

What is the coefficient in this expression?  2x + -9

• x
• -9
• 2
• None of these

Tags

CCSS.6.EE.A.2B

What is the constant in this expression?  2x + -9

• 2
• -9
• x
• None of these

Tags

CCSS.6.EE.A.2B

Distribute:
3(4x + 8)

• 7x + 11
• 12x + 24
• 12x + 8
• 36x

Tags

CCSS.6.EE.A.3

Solve the equation:
x + -2 = -7

• x = -3.5
• x = -9
• x = -5
• x = 3.5

Tags

CCSS.6.EE.B.7

Solve the equation:
8y = 24

• y = 4
• y = -3
• y = 16
• y = 3

Tags

CCSS.6.EE.B.7

What is the difference between an expression and equation?

• Expressions have an equal sign and equations do not have an equal sign
• Expressions do not have an equal sign and equations do have an equal sign
• There is not a difference
• Expressions do not have variables and equations have variables

Tags

CCSS.6.EE.A.2B

Over what interval is the function increasing?

• x < -3
• x > -3
• y < -10
• y > -10

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Is the graph a function?  Why?

• Yes, it's a perfect circle.
• No, if I draw a vertical line, it crosses twice.
• Yes - if I draw a vertical line, it crosses only once.
• No - it's a perfect circle.

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is this graph a function or not a function? 

• Function 
• Not a Function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5