Algebra I Spring Final Exam Review

• x = √3 and x = -√3

• x = 0 and x = -3

• x = 0 and x = √3

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which of the following forms of h(x) reveals its minimum value without having to be rewritten?

• h(x) = 5(x + 4)(x - 2)

• 0.35 second

• 1.09 seconds

• 2.53 seconds

• 5.07 seconds

• When the price of the basic service increases by $17, the revenue that the company takes in reaches a maximum of $1,089.

• When the price of the basic service is $10, the company's revenue increases to $1,040.

• When the price of the basic service increases by $10, the company's revenue increases by $1,040.

• When the price of the basic service is $17, the revenue that the company takes in reaches a maximum of $1,089.

A projectile is launched upward into the air. The table below shows the height of the projectile after different numbers of seconds.

• Linear, because the second differences for the heights in the table are constant

• Quadratic, because the second differences for the heights in the table are constant

• Linear, because the second differences for the times in the table are constant

• Quadratic, because the second differences for the times in the table are constant

Jessie put money into a bank account in 2017. Every year after 2017, she withdrew the same percentage of money from the bank account. The table below shows f(x), the balance of the account, in dollars, x years since 2017. Select ALL statements about this function that are true.

• Jessie put $4,600 into the bank account in 2017.

• Jessie withdraws 8% of the account balance every year.

• Jessie’s bank account will contain less than 100 dollars by the year 2063.

• Jessie put $5,000 into the bank account in 2017.

• Jessie withdraws 92% of the account balance every year.

Tags

CCSS.HSF.LE.A.2

• The graph of f(x - 3) is shifted 3 units to the right of the graph of f(x).

• The graph of f(x - 3) is shifted 3 units below the graph of f(x).

• The graph of f(x - 3) is shifted 3 units to the left of the graph of f(x).

• The graph of f(x - 3) ) is shifted 3 units above the graph of f(x)

• f(x - 5)

• f(x) - 3

• f(x) + 4

• f(x + 6)

In which of these situations does one quantity change at a constant rate per unit interval relative to another quantity?

• Five years ago, a town produced 150,000 tons of trash. Each year after that, the amount of trash produced was 98% of the amount the previous year.

• An oven's temperature drops 10 degrees in the first minute after it is turned off, 20 degrees in the second minute, and 30 degrees in the third minute.

• Last year, Maria planted a tree that was 1 meter in height. Since then, the tree grows 1 millimeter for every 2.5 centimeters of rainfall that it receives.

• An insurance policy cost $42 when Thomas first purchased it. Each year since then, the cost has increased by a factor of 1.04 from the previous year.

Tags

CCSS.HSF-LE.A.1B

Chen bought a commemorative coin. He determined that the value of the coin over time can be modeled by the equation V = 20(1.05)^t, where V is the value of the coin in dollars and t is the number of years that have passed since Chen bought the coin. What does the number 20 in the equation represent?

• the amount that Chen paid for the coin

• the number of years since Chen bought the coin

• the dollar amount that the value of the coin increases each year

• the percent that the value of the coin increases each year

Tags

CCSS.HSF.LE.B.5