Systems, Inequalities, Abs. Value review

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.7

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.7

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.7

x² - y = -2
-x + y = 4

• (-2, 2), (1, 5)
• (2, -1)
• (2, 6), (-1, 3)
• (0, 4), (3, 7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve:  5x - 10x² < 0

• (0, ½)
• [0, ½]
• (-oo, 0) U (½, oo)
• (- ½ , 0)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Solve:
3x - x² > 0

• (-oo, 0) U (3, oo)
• (-oo, - 3) U (0, oo)
• (-3, 0)
• (0, 3)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Solve:
2x² + 5x ≥  12

• [-4, 1.5]
• (-oo, -4) U (1.5, oo)
• (-oo, -4] U [1.5, oo)
• no solution

What is the solution set to the inequality x² - 4x - 5 > 0

• x < -1 or x > 5

• x < -5 or x > 1

• -1 < x < 5

• -5 < x < 1

3| −8x| + 8 = 80

• {-7/3, 7/3}
• {-3,3}
• {11/3,-11/3}
• No Solution

Tags

CCSS.6.NS.C.7C

|v + 8| − 5 = 2 

• {-1,-15}
• {-1,-5}
• {-15,15}
• No Solution

Tags

CCSS.6.EE.B.5

CCSS.6.NS.C.7