Lots of Quick Algebra Regents Review

Which correlation coefficient indicates the strongest linear relationship between the variables?

• 0.79
• -0.63
• 0.52
• -0.84

Tags

CCSS.HSS.ID.C.8

Which function represents exponential decay?

• f(x) = 100(0.9)^x 
• f(x) = 10(1.09)^x 
• f(x) = 1.9^x
• f(x) = ½(9)^x

Tags

CCSS.HSF-LE.A.1A

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

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Tags

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

The function f(x)=2x+8 models the total cost to order x amount of light bulbs from an online company. What is the appropriate domain of the function?

• All non-negative integers
• All non-negative rational numbers
• All integers
• All rational numbers

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.5

Is the relation a function? 
(1,2), (3,4), (5,1), (8,1)

• Yes
• No

Tags

CCSS.8.F.A.1

Which equation is NOT a linear equation? 

• y = 2x - 3
• y = 8
• y = x²
• y = x

Tags

CCSS.8.F.A.3

What is the solution to the system of equations provided?

• The system has no solution
• There are many solutions
• (2,2)
• (2,-2)

Tags

CCSS.8.EE.C.8B

What is the equation for this line?

• y = x - 2
• y = x + 2
• y = 2x
• y = -x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2