Exponential Pre Quiz

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

What type of function is y = 7(5/4)^x?

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

Tags

CCSS.HSF-IF.C.8B

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x

Tags

CCSS.HSF.LE.A.2

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

• (.27)^x
• .27
• 13
• 3.51

Tags

CCSS.HSF.LE.B.5

Euler's number is used in which scenario?

• Compounding Annually

• Compounding Quarterly

• Compounding Monthly

• Compounding Continuously

Which of the following best represents Continuous Compounding?

• $A=Pe^r$

• $A=P^{rt}$

• $A=Pe^{rt}$

• No correct answer given

When working with compound interest, r

• is the rate of growth/decay

• should alway be represented as a percentage in the compound equation

• will be assumed to remain constant throughout the problem

• should be represented as a decimal value in the compound equation

Compounding quarterly means n=

• 4

• 1

• 2

• 12

Compounding monthly means n=

• 1

• 12

• 4

• 365

James' 70 in. giant peach doubles in size every week. Write an expression that would represent how big the peach is after 5 weeks.

• 70(2)³⁵
• 70(2)⁵
• 2(70)⁵
• 5(70)²

Tags

CCSS.6.EE.A.1