Advanced Algebra Cumulative Review

Write an inequality for Graph 3.

• x ≤ -2 AND x > 5

• x ≤ -2 OR x > 5

• x ≥ -2 OR x < 5

• -2 ≤ x < 5

Solve |x – 12| - 3 = 11.

• -2, -26

• -2, 26

• 3, 25

• 4, -7

solve for x

• 25/4

• 12/7

• -5/2

• -3/4

Tags

CCSS.8.EE.C.7B

−6 < 2t − 5 < 3

• −0.5 < t < 4

• 0.5 < t < −1

• −11/2 < t < 2

• 11/2 < t < −2

Solve for x:

ax - b = cx + d

• x = (a-c)/(b+d)

• x = (b+d)/(a-c)

• x = (b+d)/(a+c)

• x = (a+c)/(b-d)

Tags

CCSS.HSA.REI.B.3

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}

• {(2,7), (3,7), (4,7), (5,8)}

• {(1,-5), (-1,6), (1,5), (6,-3)}

• {(3,-2), (5,-6), (7,7), (8,8)}

Tags

CCSS.8.F.A.1

Which of the given graphs is a direct variation?

• A

• B

• C

• D

Is the table represent direct variation? If yes, write the direct variation equation.

• yes, y = 1/3x

• yes, y = 3x

• yes, y = 1/2x

• not direct variation

What is not true about direct variation?

• y = kx

• graph is a line

• k is the slope

• k = x/y

• graph passes through the origin

Which graph represents the following piecewise function?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7B