Free Printable Do Now (Week 3. 1/31-2/4)

1.

Which expression is equivalent to $2x^2+\left(4x-6x^2\right)+9-\left(6x+3\right)$ ?

a)

$-4x^2-2x+12$

b)

$-4x^2-2x+6$

c)

$-10x+6$

d)

$18x+12$

2.

Function p is in the form $y=ax^2+c$ . If the values of a and c are both less than 0, which graph could represent p?

a)

F

b)

G

c)

H

d)

J

3.

Which expression is equivalent to $2x^2+7x+4$ ?

a)

(2x - 1)(x + 4)

b)

(2x + 1)(x - 4)

c)

(2x + 1)(x + 4)

d)

None of these

4.

What value of x makes the equation -5x - (-7 - 4x) = -2(3x - 4) true? $x=\frac{1}{3}$

a)

x = 3

b)

x = 5

c)

$x=\frac{1}{3}$

d)

$x=\frac{1}{5}$

5.

Which expression is equivalent to $\frac{14a^4b^6c^{-10}}{8a^{-2}b^3c^{-5}}$ ?

a)

$\frac{7a^2b^3}{4c^{15}}$

b)

$\frac{6a^2b^9}{c^{15}}$

c)

$\frac{7a^6b^3}{4c^5}$

d)

$\frac{7b^2c^2}{4a^2}$

6.

The table shows some ordered pairs that belong to quadratic function h. What is the range of h?

a)

All real numbers

b)

All real numbers greater than or equal to -7

c)

All real numbers greater than or equal to -8

d)

All real numbers greater than or equal to 0

7.

Which expression is equivalent to $9q^2-\frac{2}{3}\left(3q-7\right)+5q^2$ ?

a)

$9q^2-\frac{5}{3}q-3$

b)

$9q^2-2q-3$

c)

$14q^2-2q-\frac{14}{3}$

d)

$14q^2-\frac{5}{3}q-\frac{14}{3}$

8.

Which statement about $k\left(x\right)=-x^2-2x+15$ is true?

a)

The zeros are -3 and 5, because k(x) = -(x + 3)(x - 5)

b)

The zeros are -5 and 3, because k(x) = -(x + 5)(x - 3)

c)

The zeros are -5 and -3, because k(x) = -(x + 3)(x + 5)

d)

The zeros are 3 and 5, because k(x) = -(x - 3)(x - 5)

9.

Which of the following is equivalent to 3x - 4y = 6?

a)

$y=-\frac{6}{7}x$

b)

$y=-\frac{3}{4}x$

c)

$y=\frac{4}{3}x+2$

d)

$y=\frac{3}{4}x-\frac{3}{2}$

10.

The table represents some points on the graph of a linear function. What is the rate of change of y with respect to x for this function?

a)

$\frac{2}{9}$

b)

$-\frac{9}{2}$

c)

$\frac{9}{2}$

d)

$-\frac{2}{9}$

11.

A manager purchased a total of 21 coffee mugs and key chains. Each coffee mug cost $8.50, and each key chain cost $2.75. If the manager spent a total of $132.50, how many coffee mugs did the manager purchase?

a)

14

b)

7

c)

8

d)

13

12.

A manager purchased a total of 21 coffee mugs and key chains. Each coffee mug cost $8.50, and each key chain cost $2.75. If the manager spent a total of $132.50, how many key chains did the manager purchase?

a)

14

b)

7

c)

8

d)

13

13.

The graph of an exponential function is shown on the grid. Based on the graph, which statement about the function is true?

a)

The range is the set of all real numbers less than 0.

b)

The domain is the set of all real numbers greater than -4.

c)

The range is the set of all real numbers greater than 0.

d)

The domain is the set of all real numbers less than -4.

14.

The sum of the first n consecutive even numbers can be found using S = n² + n, where n ≥ 2. What is the value of n when the sum is 156?

a)

6

b)

39

c)

26

d)

12

15.

Which graph represents -3x + 5y = -15?

a)

A

b)

B

c)

C

d)

D

16.

The graph of f(x) = x² is shown on the grid. Which statement about the relationship between the graph of f and the graph of g(x) = 7x² is true?

a)

The graph of g is narrower than the graph of f.

b)

The graph of g is wider than the graph of f.

c)

The graph of g is 7 units below the graph of f.

d)

The graph of g is 7 units above the graph of f.

17.

Which expression is a factor of 36x² - 49?

a)

18x - 7

b)

6x - 49

c)

18x - 49

d)

6x - 7

18.

Given f(x) = 6(1 - x), what is the value of f(-8)?

a)

42

b)

-54

c)

-42

d)

54

19.

What are the solutions to 2(x - 7)² = 32?

a)

$x=7\pm\sqrt[]{32}$

b)

$x=\pm\sqrt[]{65}$

c)

x = 3

x = 11

d)

x = -1

x = 15

20.

Which graph can be used to find the solution to the system of equations below?

2x + y = -4

-3y = 2x + 12

a)

F

b)

G

c)

H

d)

J

Do Now (Week 3. 1/31-2/4)

Total questions: 20

Worksheet time: 2hrs 40mins

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