Exponential and Logarithms Review

Write the function for the following table:

• f(x)= 1(2)^x

• f(x)= 2(1)^x

• f(x) = 2x+1

• f(x)= x+2

Tags

CCSS.HSF.LE.A.2

Write the function for the following table:

• f(x)= 6x-2

• f(x)= 10x+2

• f(x)= 2(6)^x

• f(x)= 6(2)^x

Tags

CCSS.HSF.LE.A.2

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What was the population in 1990? 

• 0 people
• It doesn't say
• I don't know
• 6191

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What percent did the population increase each year?

• 4%
• It doesn't say
• I don't know
• 400%

Tags

CCSS.HSF-LE.A.1C

Does the following equation show growth or decay?
y=10,000*1.26^x

• Growth 
• Decay

The population of Boringtown decreased annually by 1.8% between the year 2015-2018. In 2015, there were approximately 200,000 people living in Boringtown. Which function models the city's population since 2015?

• y = 200,000(1 + 0.018)³

• y = 200,000(1 - 0.18)³

• y = 200,000(1 + 0.18)³

• y = 200,000(1 - 0.018)³

Tags

CCSS.HSF.LE.A.2

Solve for x using the same base method.
(-3)^x = (-3)¹³

• 13
• -3
• x + 13
• x -13

Solve for a:
5^{a + 2} = 1/125

• -1
• -6/7
• -5
• 4

Tags

CCSS.HSF.LE.A.4

Solve

• -2

• 6

• 9

• 3

6^{-2  =} 

• 12
• -36
• 1/36
• 1/6

Tags

CCSS.8.EE.A.1