Quiz about Make up Assignment

Question 1

Question 1.

Accepted Answer

420 cm3

Answer

410 cm3

Answer

402 cm3

Answer

401 cm3

Question 2

V = ?

Accepted Answer

904.77 ft³

Answer

7,238.23 ft³

Answer

150.72 ft³

Answer

650.22 ft³

Question 3

A piece of copper has a mass of 89g and a volume of 10 cm3. What would be the density of the copper?

Accepted Answer

8.9 g/cm3

Answer

0.89 g/cm3

Answer

89 g/cm3

Answer

890 g/cm3

Question 4

Find the Volume of the composite figure.

Accepted Answer

2112 ft3

Answer

2400 ft3

Answer

1920 ft3

Answer

4128 ft3

Question 5

What is the volume of the composite solid?

Accepted Answer

301.6 cm3

Answer

502.7 cm3

Answer

268.1 cm3

Answer

167.6 cm3

Question 6

Find the volume of the composite figure. Use 3.14 for $$\pi$$ , and round your answer to the nearest cubic meter.

Accepted Answer

687 m3

Answer

502 m3

Answer

553 m3

Answer

821 m3

Question 7

Simplify the following expression:

(3x⁴y⁵)²

Accepted Answer

9x⁸y¹⁰

Answer

6x⁸y¹⁰

Answer

3x⁸y¹⁰

Answer

x8y10

Question 8

Simplify the following expression:

(7a²)(5a⁶b)²

Accepted Answer

175a¹⁴b²

Answer

35a¹⁴b²

Answer

175a¹²b²

Answer

35a14b

Question 9

P (Sandals | Pants):

Accepted Answer

4/14

Answer

4/20

Answer

6/15

Answer

7/14

Question 10

Is the table linear or exponential?

Accepted Answer

Exponential ; y=5(2)^x

Answer

Linear; y=2x+5

Answer

Exponential ; y=2(5)^x

Answer

Linear ; y=5x+2

Question 11

Is the table linear or exponential? What is the equation?

Accepted Answer

Linear ; y=5x+5

Answer

Exponential ; y= 5(5)^x

Answer

Linear; y = 25x+5

Answer

Exponential; y=25(5)^x

Question 12

Solve the system of equations:

Accepted Answer

( -2, -3, 3)

Answer

( -2, 3, -3)

Answer

None of these

Answer

( -3, 3, -2)

Question 13

Solve the system of equations:

Accepted Answer

( -4, 0, -2)

Answer

( 4, 0, -2)

Answer

( -4, -2, 0)

Answer

None of these

Question 14

What is the length of side x?

Accepted Answer

7.44 cm

Answer

6.57 cm

Answer

7 cm

Answer

26.33 cm

Question 15

Find the measure of the indicated angle (?) round to the nearest tenth.

Accepted Answer

55.2

Answer

9.4

Answer

20.15

Answer

19.4

Question 16

Solve for x.

Accepted Answer

6.0

Answer

12.1

Answer

7.2

Answer

8.9

Question 17

A yacht is anchored 90 feet offshore from the base of a lighthouse.  The angle of elevation from the boat to the top of the lighthouse is 26 degrees.  The distance between the yacht and the top of the lighthouse is about 100 feet.  Which of these is nearest to the height of the lighthouse?

Accepted Answer

45 feet

Answer

25 feet

Answer

110 feet

Answer

135 feet

Question 18

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree.

Accepted Answer

87 ft

Answer

63 ft

Answer

65 ft

Answer

74 ft

Question 19

What is the degree of an angle with a radian measure of $$\frac{7}{4}\pi$$

Accepted Answer

$$315\degree$$

Answer

$$310\degree$$

Answer

$$320\degree$$

Answer

$$330\degree$$

Question 20

What interval(s) is the function negative?

Accepted Answer

$$\left(-\infty,-2\right)$$

Answer

$$\left(-2,\infty\right)$$

Answer

$$\left(0,3.5\right)$$

Answer

$$\left(-\infty,\infty\right)$$

Question 21

What are the factors of
$$2x^2+5x-12$$

Accepted Answer

$$\left(x+4\right)\left(2x-3\right)$$

Answer

$$\left(x-3\right)\left(x+8\right)$$

Answer

$$\left(2x+1\right)\left(x-12\right)$$

Answer

$$\left(2x+3\right)\left(x-8\right)$$

Question 22

What are the factors of
$$3p^2-7p-6$$

Accepted Answer

$$\left(3p+2\right)\left(p-3\right)$$

Answer

$$\left(p+3\right)\left(3p-2\right)$$

Answer

$$\left(p+2\right)\left(p-9\right)$$

Answer

$$\left(3p-9\right)\left(3p+2\right)$$

Question 23

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

Accepted Answer

Option B is correct

Answer

No Real Solution

Answer

C.

Answer

D.

Question 24

Solve the equation for all real solutions in simplest form.
$$5x^2+19x+11=2x$$

Accepted Answer

$$\frac{-17\pm\sqrt{69}}{10}$$

Answer

$$\frac{-17\pm\sqrt{69}}{5}$$

Answer

$$\frac{-17\pm\sqrt{509}}{10}$$

Answer

$$\frac{-11\pm\sqrt{69}}{10}$$

Answer

$$\frac{-11\pm\sqrt{186}}{10}$$

Question 25

Convert the standard form equation $$x^2 + y^2 - 10x + 8y + 9 = 0$$ to the form $$(x-h)^2 + (y-k)^2 = r^2$$ .

Accepted Answer

$$(x-5)^2 + (y-4)^2 = 16$$

Answer

$$(x-5)^2 + (y+4)^2 = 16$$

Answer

$$(x+5)^2 + (y-4)^2 = 16$$

Answer

$$(x+5)^2 + (y+4)^2 = 16$$

Question 26

Convert the standard form equation $$x^2 + y^2 + 6x - 4y - 12 = 0$$ to the form $$(x-h)^2 + (y-k)^2 = r^2$$ .

Accepted Answer

$$(x+3)^2 + (y-2)^2 = 25$$

Answer

$$(x-3)^2 + (y+2)^2 = 25$$

Answer

$$(x+3)^2 + (y-2)^2 = 16$$

Answer

$$(x-3)^2 + (y+2)^2 = 16$$

Question 27

Question 27.

Accepted Answer

136

Answer

4

Answer

8

Answer

147

Question 28

Find $$f\left(g\left(4\right)\right)$$

Accepted Answer

-3

Answer

1

Answer

-2

Answer

-4

Question 29

James borrowed some money from his mother. Each month, James pays back some of the money that he owes. The equation y = 200 - 40x represents y, the amount James owes his mother, after x months. What does the y-intercept of the equation represent?

Accepted Answer

the amount of money James borrowed from his mother

Answer

the amount of money James pay back to his mother each month

Answer

the number of months since James borrowed from his mother

Question 30

The height, h, (in cm) of a certain plant t days after it is planted can be best described by the linear model h = 1.20t + 1.14. What does the slope of this linear model represent in terms of the context?

Accepted Answer

The height of the plant increases by 1.20cm each day.

Answer

The height of the plant increases by 0.14cm each day.

Answer

The height of the plant at the time of planting was 0.14cm.

Answer

The height of the plant at the time of planting was 1.20cm.

Question 31

Which equation can be used to find x?

Accepted Answer

3x + 4x + 19 = 180

Answer

3x = 4x + 19

Answer

3x + 4x + 19 = 90

Answer

3x - 4x - 19 = 180

Question 32

What is the correct EQUATION to find the value of x AND what is the value of x?

Accepted Answer

8X - 17 = 5X +19

Accepted Answer

X=12

Answer

8X - 17 + 5X +19 = 180

Answer

X= -12

Question 33

Write a quadratic equation given the x intercepts and one other point.

Step 2: Find a.

Now that you know that the factors are (x-6) and (x-8), you must find a. Plug the coordinates of the vertex (7, 1) in for x and y and solve for a.

y = a(x-6)(x-8)

What is the value of a?

Accepted Answer

a = -1

Answer

a = 1

Answer

a = 7

Answer

a = -7

Question 34

Write a quadratic equation in vertex form given the vertex and another point.

Substitute the coordinates of the vertex (1, -4) in for h and k.

Vertex form: y=a(x-h)²+k

Accepted Answer

(x-1)²-4=y

Answer

(x+1)²-4=y

Answer

(x + 1)(x - 3)=y

Answer

x2 +2x - 3=y

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