Algebra 5 Review

Which of the following points are solutions to the equation?

• (2,1) and (0,5)

• (1,2) and (4,0)

• (2,1) and (0,4)

• (1,2) and (0,4)

Which of the following points are solutions to the equation?

• (-5,3) and (0,2)
• (-5,3) and (-1,2)
• (0,0) and (3,-5)
• (0,0) and (-5, 3)

Which of the following points are solutions to the equation?  y = 3x + 2

• (0,3)
• (1, 6)
• (1, 5)
• (6, 0)

Which of the following is a solution to the equation
2x + 3y = 12

• (0, 3)
• (3, 2)
• (2, 0)
• (-1, -4)

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function
• Not a Function

Is this graph a function or not a function? 

• Function
• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function