AP Precalculus Unit 1A Review

Check ALL the intervals where this graph is decreasing.

• (-∞, -1)

• (-1, 0)

• (0, 1)

• (1, ∞)

Tags

CCSS.HSF.IF.B.4

On what intervals is f(x) increasing?

• (- ∞, 0) & (2, ∞ )

• (-1, 0) & (2,4)

• (0,2) & (-3, -7)

• (-8, -3) & (-7, 8)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What interval is f(x) < 0 ?

• (1, 3)

• (-∞, -2) U (-0.3, 2.2)

• (-2, 1)

• (-1, 1)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

What interval is f(x) < 0 ?

• (1, 3)

• (-∞, -2) U (-0.3, 2.2)

• (-2, 1)

• (-1, 1)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

What interval is f(x) > 0 ?

• (-∞, 1) u (3, ∞)

• (-∞, -2) U (-2, 1) U (3, ∞)

• (1, 3)

• (-2, 0) u (2, ∞)

• (-∞, -1) u (1, ∞)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

Where is the average rate of change negative?

• (-∞, -1.5) U (2, 4)

• (0.3, 3)

• (-1, 4)

• (-3, 5)

Tags

CCSS.HSF.IF.B.6

CCSS.HSF.IF.C.7

On what interval is the average rate of change positive?

• (-1,1) & (3,4)
• (-3,-2)
• (-3, 0) U (2, 4)

• (-1, 1) U ( 3, 4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

On what interval is the average rate of change increasing?

• (-3, -1) u (1, 3)

• (-1, 1) u (3, 4)

• (0, 2)

• (-3, 0) u (2, 4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

On what interval is the average rate of change decreasing?

• (-3, -1) u (1, 3)

• (-1, 1) u (3, 4)

• (0, 2)

• (-3, 0) u (2, 4)

Tags

CCSS.HSF.IF.B.6

On what interval is the f(x) positive and increasing?

• (-5, 0) U (2, ∞)

• (-5, -3) U (2, ∞)

• (-1, 0) U (2, ∞)

• (-1, ∞)

Tags

CCSS.HSA.REI.D.10