Quiz about Bell Work Tuesday 11/19

Question 1

Solve the equation: $$x^2 = 16$$ .

Accepted Answer

$$x=\pm4$$

Answer

$$x = 2$$

Answer

$$x = 8$$

Answer

$$x = 16$$

Question 2

What is the cube root of 27?

Accepted Answer

3

Answer

2

Answer

4

Answer

5

Question 3

Solve the linear equation: $$3x + 5 = 11$$ .

Accepted Answer

$$x = 2$$

Answer

$$x = 1$$

Answer

$$x = 3$$

Answer

$$x = 4$$

Question 4

Which of the following equations has no solution?

Accepted Answer

$$2x + 3 = 2x + 5$$

Answer

$$x + 4 = x + 4$$

Answer

$$3x - 1 = 2x + 2$$

Answer

$$4x + 1 = 4x + 1$$

Question 5

Identify the linear function from the following:

Accepted Answer

$$y = 2x + 3$$

Answer

$$y = x^2 + 1$$

Answer

$$y = \sqrt{x}$$

Answer

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

Question 6

What is the initial value of the function $$y = 5x + 7$$ ?

Accepted Answer

7

Answer

5

Answer

12

Answer

0

Question 7

Solve the equation: $$x^3 = 64$$ .

Accepted Answer

$$x = 4$$

Answer

$$x = 2$$

Answer

$$x = 3$$

Answer

$$x = 5$$

Question 8

Evaluate the square root of 49.

Accepted Answer

$$\pm7$$

Answer

5

Answer

6

Answer

8

Question 9

Solve the linear equation: $$4x - 7 = 9$$ .

Accepted Answer

$$x = 4$$

Answer

$$x = 2$$

Answer

$$x = 3$$

Answer

$$x = 5$$

Question 10

Which of the following equations has infinitely many solutions?

Accepted Answer

$$3x + 1 = 3x + 1$$

Answer

$$x + 2 = x + 3$$

Answer

$$2x - 5 = 2x + 1$$

Answer

$$4x + 2 = 4x + 3$$

Question 11

Which of the following is not a linear function?

Accepted Answer

$$y = x^2 + 1$$

Answer

$$y = 3x + 2$$

Answer

$$y = 4x - 5$$

Answer

$$y = 7x + 0$$

Question 12

Determine the rate of change for the function $$y = 6x + 9$$ .

Accepted Answer

6

Answer

3

Answer

9

Answer

12

Question 13

Solve the equation: $$x^2 = 81$$ .

Accepted Answer

$$x=\pm9$$

Answer

$$x = 7$$

Answer

$$x = 8$$

Answer

$$x = 10$$

Question 14

What is the cube root of 8?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 15

Solve the linear equation: $$5x + 10 = 20$$ .

Accepted Answer

$$x = 2$$

Answer

$$x = 1$$

Answer

$$x = 3$$

Answer

$$x = 4$$

Question 16

Looking at the equation 3x + 10 = 16, what can be done to get x alone?

Accepted Answer

-10 on both sides of the equal sign

Answer

-16 on both sides of the equal sign

Answer

-3 on both sides of the equal sign

Answer

divide by 3 on both sides of the equal sign (but not all terms)

Question 17

Write the following in scientific notation: 86000

Accepted Answer

8.6 x 10⁴

Answer

8.6 x 10^-4

Answer

86.0 x 10³

Answer

86.0 x 10^-3

Question 18

4.38 x 10^-4can also be written as

Accepted Answer

0.000438

Answer

43800

Answer

0.00438

Answer

438000

Question 19

What is the standard form of 6.754 x 10⁵

Accepted Answer

675400

Answer

0.00006754

Answer

67540

Answer

0.0006574

Question 20

What is 1 in scientific notation?

Accepted Answer

1 x 100

Answer

1

Answer

1 x 10-1

Answer

1 x 10-1

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