Algebra 1 Extended Year - Module 3

write the following sequence formula as a function: g_n=2(4)^n-1

• f(x) = 8^x

• f(x) = 2(4)^x

• f(x) = (1/2)(4)^x

• f(x) = (4)(1/2)^x

Tags

CCSS.HSF.LE.A.2

Tia starts a coin collection with 5 coins. Each month she doubles her collection. Write an equation that describes the exponential function.

• f(x) = 2(5)^x

• f(x) = 2x + 5

• f(x) = 5(2)^x

• f(x) = 10(2)^x

Tags

CCSS.HSF.LE.A.2

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

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

Tags

CCSS.HSF.LE.B.5

What transformations have happened to f(x) = 2^x if the new equation is
 g(x) = -2^(x+3) -6

• It stayed the same
• reflects, up 3, left 6
• reflects, right 3, down 6
• reflects, left 3, down 6

Tags

CCSS.HSF.BF.B.3

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

• 2
• 4
• (2)^x
• 8

Tags

CCSS.HSF-LE.A.1A

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Tags

CCSS.HSF-IF.C.7E

What is the domain of f(x) = 5^x?

• -∞ ≤ x ≤ ∞
• -∞ ≤ y ≤ ∞
• x > 0
• y > 0

What is the range of this function? 

• (-∞,0)
• (0,∞)
• (-∞,4)
• (4,∞)

Tags

CCSS.HSF-IF.C.7E

Determine if the exponential function is increasing or decreasing.

 $g(x)=6\cdot(\frac{1}{5})^x$  

• increasing

• decreasing

Determine if the exponential function is increasing or decreasing.

 $g(x)=2\cdot(5)^x$  

• increasing

• decreasing