Algebra 1 Unit 3 Question Preview (ID: 40168)


7.5,7.6,7.7 Inserts. TEACHERS: click here for quick copy question ID numbers.

What is the value of x in the sequence? -2.1, 2.2, -2.3, x, -2.5
a) 2.4
b) -2.4
c) You're wrong.
d) Seriously?!? Think harder.

Over what interval is f(x) = x^2 increasing?
a) It doesn't increase. This questions is stupid.
b) y is greater than or equal to 0.
c) x is less than or equal to 0
d) x is greater than or equal to 0.

The image of f(x) is translated right 5 to get g(x). Write a rule for g(x).
a) f(x) + 5
b) f(x) - 5
c) f(x - 5)
d) f(x + 5)

What is the y-intercept of f(x) = 5(2)^x?
a) 2
b) A billion
c) 5
d) Boaty McBoatface

What is the growth rate of f(x) = 5(2)^x?
a) 2
b) A billion
c) 5
d) Boaty McBoatface

Is the set of points a function? Why or why not? (-2, 3) (2, 3) (-4, -3)
a) No, x repeats.
b) Yes, x does not repeat.
c) No, y repeats
d) Yes, y does not repeat.

Write an equation to describe f(x) = 4x after translating up 3.
a) 4(x + 3)
b) 4(x - 3)
c) 4x - 3
d) 4x + 3

Write an equation to describe f(x) = 4x after translating left 3.
a) 4(x + 3)
b) 4(x - 3)
c) 4x - 3
d) 4x + 3

Is the sequence arithmetic or geometric, and what is the pattern? -5, -10, -15, -20
a) Arithmetic, -5
b) Arithmetic, 2
c) Geometric, -5
d) Geometric, 2

Is the sequence arithmetic or geometric, and what is the pattern? 4, 12, 36, 108
a) Arithmetic, 3
b) Arithmetic, 8
c) Geometric, 3
d) Geometric, 8

The image of f(x) is translated left 3 to get g(x). Write a rule for g(x).
a) (x, y): (x - 3, y)
b) (x, y): (x + 3, y)
c) (x, y): (x, y + 3)
d) (x, y): (x, y - 3)

If g(x) is a function that represents the cost x of pairs of sunglasses, write an equation that shows 4 pairs of sunglasses is cost $112.
a) g(x) = 4
b) g (x) = 112
c) g(112) = 4
d) g(4) = 112

A company earned a profit of $40,000 this year. In future years, the profit will increase by 1.8% per year. Write a function for the company's profit.
a) 40000(1.018)^t
b) 40000(1.18)^t
c) 40000(.18)^t
d) 40000(.018)^t

What is the range of y = x^2
a) All real numbers
b) x is greater than or equal to zero.
c) y is greater than or equal to zero.
d) Click it...do it.

What is the domain of y = x^2
a) All real numbers
b) x is greater than or equal to zero.
c) y is greater than or equal to zero.
d) Definitely this one.

Attendance is decreasing by 0.8% each year. If the population is currently 2000 people, what will it be in 5 years?
a) 1600
b) 1921
c) 1318
d) 1840

If g(x) = 3x^2 - 4x^0 + 10, then what is g(-2)
a) -6
b) 22
c) -2
d) 18

If f(x) = -2x and g(x) = 3x^2, what is the value of f(3) + g(-2)?
a) 6
b) -18
c) 1
d) 18

What beverage does Mrs. Klein strongly dislike?
a) Milk
b) Soda
c) Coffee
d) Juice

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