1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sergij07 [2.7K]
3 years ago
9

Use synthetic division to find the quotient and remainder. Express your answer as a polynomial.

Mathematics
1 answer:
OLEGan [10]3 years ago
8 0

1. 2x³ - 11x² + 13x - 21   ÷   x - 3

x - 3 = 0   ⇒ x = 3

3   |   2   -11   13   -21

    <u>|   ↓    6   -15    -6</u>

        2   -5    -2    -27

1. Answer: 2x² - 5x - 2 - \frac{27}{x - 3}

*************************************************************

2. 3x³ + 7x² - 13x + 10   ÷   x + 2

x + 2 = 0   ⇒   x = -2

-2  |   3    7   -13    10

    <u>|   ↓   -6    -2    30</u>

        3    1    -15    40

2. Answer: 3x² + x - 15 + \frac{40}{x + 2}

3. 2x³ + 13x² - 21x + 9   ÷   x - 1

x - 1 = 0   ⇒   x = 1

1  |   2    13   -21     9

    <u>|   ↓     2    15    -6</u>

        2    15    -6    3

3. Answer: 2x² + 15x - 6 + \frac{3}{x - 1}

4. 7x³ + 0x² - 8x + 16   ÷   x - 2

x - 2 = 0   ⇒   x = 2

2  |   7    0     -8     16

    <u>|   ↓    14    28    40</u>

        7    14    20    56

4. Answer: 7x² + 14x + 20 + \frac{56}{x - 2}

5. 8x⁴ - 14x³ - 71x² - 10x + 24   ÷   x - 4

x - 4 = 0   ⇒   x = 4

4  |   8   -14   -71    -10    24

    <u>|   ↓    32    72     4   -24 </u>

        8    18       1     -6     0

5. Answer: 8x³ + 18x² + x - 6


You might be interested in
Which of the following number sentences is an example of the identity property of addition?
Paladinen [302]

Answer:

Option C is correct

8 + 0 = 8

Hope this helps!

:)

3 0
3 years ago
A study showed that low intensity shock therapy reduces pain levels in patients with lupus.  during each session electrodes ar
Irina18 [472]

Answer:

it would be answer a

Step-by-step explanation:

that's all i have

4 0
3 years ago
You want to find the mean weight of the apples in a barrel. what do you need to do?
Sveta_85 [38]
If you want to find the weight of the apples in the barrel first you have to ( FIND THE TOTAL WEIGHT OF ALL THE APPLES AND DIVIDE BY ALL THE NUMBER OF APPLES)
4 0
3 years ago
Please Help!!! 10 Points! Brainliest answer
gavmur [86]
The answer is 3.... 4*3=12 6*3 =18
7 0
2 years ago
What is the volume of a cubic crystal with one face that has an area of 9 cm²?​
Ulleksa [173]

Answer:

The volume is 27 cubic cm.

Step-by-step explanation:

4 0
3 years ago
Other questions:
  • What is the radius of a circle whose equation is x2 + y2 + 8x – 6y + 21 = 0?
    14·2 answers
  • Evaluate the function below for x=3<br><br> f(x)=2x^3-x^2-4x+9
    8·2 answers
  • What is the length of the line segment with endpoints (−3,8) and (7, 8) ? Enter your answer in the box
    15·2 answers
  • 5x - 6 = -16 (Show work)
    10·1 answer
  • PLS help meeeeeeee!!!!!! will mark as BRAINLIEST
    6·1 answer
  • Write the equation of a line in standard form that has x-intercept (P,0) and y-intercept (0,R).
    8·1 answer
  • I need help what is 15 times 238
    15·1 answer
  • Here is a solid prism.
    7·1 answer
  • Please PLEASE HELP ME PLEASE
    11·2 answers
  • Classify the triangle by its angles and sides.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!