Algebra 1 April 24 Quiz

You have inherited land that was purchased for $30,000 in 1960. The value of the land increased by approximately 5% per year. What is the approximate value of the land in 51 years? Use  $f\left(t\right)=P\left(1+r\right)^t$  

• $344,022

• $31,500

• $15,000

• $28,500

You buy a new computer for $2100. The computer decreases by 50% annually. What would be the factor for this problem?

• 1.5

• .5

The original value of a painting is $1400, and the value increases by 9% each year. Write an exponential growth function to model this situation. Use  $f\left(t\right)=P\left(1+r\right)^t$  

• y=1400(1.09)^x

• y=1400(109)^x

• y=1400(.91)^x

• y=1.09^x

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

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

Tags

CCSS.HSF-LE.A.1A

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth
• Exponential Decay
• Linear
• None

Tags

CCSS.HSF-IF.C.7E

Write the equation of the graph. (Hint: plug in x values to see which is true.)

• f(x) = 5^x + 2

• f(x) = 3^x - 2

• f(x) = 3^x + 2

• f(x) = -3^x +2

A line that the graph continually approaches but never touches is a(n) _____________________

• parabola
• asymptote
• rational function
• None of these

Tags

CCSS.HSF-IF.C.7D

5^-3⋅5⁴

• 5,354
• 5⁻¹
• 5¹²
• 5

Tags

CCSS.HSA.APR.A.1

Write the first 5 terms represented by the equation f(x)=3x+2

• 2, 5, 8, 11, 14

• 5, 8, 11, 14, 17

• 3, 5, 7, 9, 11

• 2, 6, 18, 54,162

Tags

CCSS.HSF.BF.A.2

If f(x)= -9x+12, then f(20)=______________?

• -180

• 192

• -192

• -168

Tags

CCSS.HSF.IF.A.2