Algebra 1 - Unit 7B Test Review

Pick the equation that is exponential growth

• y=2(0.5)^x
• y = 0.5(2)^x

Pick the equation that is exponential decay

In an exponential function, what does the 'a' represent? 

• SLOPE
• RATE OF CHANGE
• Y-INTERCEPT
• COMMON RATIO

Tags

CCSS.HSF.LE.B.5

Tags

CCSS.HSF.LE.A.2

There are 1,024 players in a tennis tournament. After each round half the players are eliminated. Which function can be used to found the number of players remaining in the tournament at the end of x rounds.

Tags

CCSS.HSF.LE.A.2

A particular type of cells doubles in number every hour. Which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells?

Tags

CCSS.HSF.LE.A.2

The amount of fertilizer in a landscaping company's warehouse decreases at a rate of 3% per week. The amount of fertilizer in the warehouse was originally 78,000 cubic yards. Which function models the amount of fertilizer in cubic yards left over after w weeks.

Tags

CCSS.HSF.LE.A.2

Tags

CCSS.HSF.LE.A.2

Write the equation for the following graph.

• y = 25(2)^x
• y = 2(25)^x
• y = 25(1/2)^x
• y = 2(1/25)^x

Tags

CCSS.HSF.LE.A.2

Write the function for the following table:

• f(x)= -3x+7

• f(x)= -3x+1

• f(x)=1(-3)^x

• f(x)=7(-3)^x

Tags

CCSS.HSF.LE.A.2