Domain of an Exponential Function

What is the domain and range of the function y=2^x ?
Use the graph to help!

•  Domain: −∞<x<∞
  Range: y>0

• Domain: −∞<x<∞
  Range: y>1

• Domain: −2<x<∞
  Range: y>0

• Domain: −∞<x<∞
  Range: y>0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which of the following is an increasing exponential function whose y-intercept is 50?

• y = 50(.05)^x

• y = 50x - 4

• y = (2)^x + 50

• y = 50(1.4)^x

Tags

CCSS.HSF.LE.A.2

Which equation is represented by the table?

• y = 40(2)^x

• y = 40(1/2)^x

• y = 40 - 2x

• y = 40 - 1/2x

Tags

CCSS.HSF.LE.A.2

Identify which functions are exponential.

• f(x) = 2x - 5

• g(x) = 3^x

• k(x) = 3x⁴ - 6x + 9

• a

• b

• c

• d

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What appears to be the domain of the part of the exponential function graphed on the grid?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which inequality best represents the domain of the part shown?

Tags

CCSS.HSA.REI.D.12

• A/F
• B/G
• C/H
• D/J

Tags

CCSS.HSF-IF.C.7E

• A/F
• B/G
• C/H
• D/J

Tags

CCSS.HSF-IF.C.7E

Click on the picture to make it bigger and select your answer choice.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7E