Algebra 1 EOC Review

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

Tags

CCSS.HSF.LE.A.2

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth
• Linear
• Exponential Decay
• None of the Abovee

Tags

CCSS.HSF-IF.C.8B

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

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

Tags

CCSS.HSF.LE.B.5

Which function models this table?

Tags

CCSS.HSF.LE.A.2

The amount of ants in a colony, f, that is decaying can be modeled by                      f(x) = 800(.87)^x, where x is the number of days since the decay started. By what percentage is the colony decaying?

• 87%
• 13%
• 800%
• 8.7%

Tags

CCSS.HSF-IF.C.8B

The expression 12(1.015)^t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 1.015 represent?

• The number of elephants was 1,015 in 1975.
• The number of elephants increases by 1.5% each year.
• The number of elephants increases by 101.5% each year.
• The number of elephants is multiplied by 1.015 each year.

Tags

CCSS.HSF.LE.B.5

Solve for p
$A\ =\ \frac{1}{2}pa$

Tags

CCSS.HSA.CED.A.4

Solve for p
$SA\ =hp\ +\ 2B$

Tags

CCSS.HSA.CED.A.4

• s = -Dn + C
• s = Dn - C
• s = Dn/C

Tags

CCSS.HSA.REI.B.3

• y  < -2/5x - 4 
• y  > -2/5x - 4 
• y  ≤ -2/5x - 4 
• y  ≥ -2/5x - 4 

Tags

CCSS.HSA.REI.D.12