Skill 20: Characteristics of Exponential Functions

What is the y-intercept of this exponential function?

• (0,750)

• (1,600)

• (0,800)

• (0,1000)

Tags

CCSS.HSF.LE.B.5

What is the decay factor of this function?

• 1/4

• -150

• 4/3

• 3/4

Tags

CCSS.HSF-LE.A.1A

What is the range of the exponential function?

• y > 0

• y < 0

• all real numbers

• y ≤ 0

Tags

CCSS.HSF-IF.C.7E

What is the domain of the exponential function?

• x > 0

• x < 0

• all real numbers

• x ≤ 0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the end behavior of this function?

• As x→ ∞, f(x)→ ∞

  As x→ -∞, f(x)→ -∞

• As x→ ∞, f(x)→ 4

  As x→ -∞, f(x)→ ∞

• As x→ ∞, f(x)→ ∞

  As x→ -∞, f(x)→ 4

• As x→ ∞, f(x)→ 4

  As x→ -∞, f(x)→ -∞

What is the asymptote of this function?

• y = 4

• y = 5

• x = 4

• x = 0

Tags

CCSS.HSF-IF.C.7D

For what interval of the domain is this function positive?

• This function is never positive.

• (-∞, ∞)

• (0, ∞)

• [0, ∞)

Tags

CCSS.HSF-IF.C.7E

What is the range of this function?

• [80, 0)

• (0, 80]

• (80, 0)

• (0, 80)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the y-intercept of this function?

• (0, 4)

• (0, 5)

• (4, 0)

• (5, 0)

Tags

CCSS.HSF-IF.C.7E

What is the end behavior of this function?

• as x→∞, f(x)→ ∞,

  as x→-∞, f(x)→ 4

• as x→∞, f(x)→ 4,

  as x→-∞, f(x)→ ∞

• as x→∞, f(x)→ -∞,

  as x→-∞, f(x)→ 4

• as x→∞, f(x)→ 4,

  as x→-∞, f(x)→ -∞