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
Verizon [17]
2 years ago
12

Evaluate-2x3 - 2x2 - 4x-2 for x=-2. A.-18 B. 16 C. -2 D. 14

Mathematics
1 answer:
dmitriy555 [2]2 years ago
4 0

Answer:

14

Step-by-step explanation:

-2x^3 - 2x^2 - 4x-2

Let x = -2

-2 (-2)^3 - 2 (-2)^2 -4(-2) -2

Exponents first

-2 (-8) -2 (4) -4(-2) -2

Then multiply

16 -8 +8 -2

Then add and subtract

14

You might be interested in
Draw the meaning of bar diagram
gladu [14]
Draw a bar and draw little squares inside the box not the bar and then shade the boxes this will represent the number
8 0
3 years ago
NO LINKS
Zigmanuir [339]

Answer:

nuhmkjmkk

Step-by-step explanation:

yg huughbbbbh

6 0
2 years ago
What is the length of line segment DC
Misha Larkins [42]

The answer is 3 units.


12/4= 3

9/3= 3 units

4 0
3 years ago
Read 2 more answers
A square is cut from a rectangle. The side length of the square is half of the unknown width w. The area of the shaded region is
Virty [35]

Answer:

  • See below

Step-by-step explanation:

<u>The side of the square is w/2, then its area is:</u>

  • A = (w/2)² = w²/4

<u>The shaded area is the difference of areas of the rectangle and the square:</u>

  • 14w - w²/4 = 84

<u>This can be simplified:</u>

  • 56w - w² = 336
  • w² - 56w + 336 = 0

8 0
2 years ago
A number is one tenth less than 1.54. Determine the number
tester [92]

1.54-.10=1.44

Subtract the two to find your answer

3 0
3 years ago
Read 2 more answers
Other questions:
  • Solve the equation for x.<br> (10x + 15) = 26<br> 3
    9·1 answer
  • During the month of February, fabulous feet shoe mart sold 30 pairs and sold 36 in March
    12·1 answer
  • Can someone help me and explain it
    12·1 answer
  • During the spring Nina Milling assembles bicycles at the wheeler Dealer. She is paid $10.00 for each bicycle assembled during a
    9·2 answers
  • 1. Which of the following describes an argument based on the idea that if you have a few cases, you can draw a conclusion?
    10·2 answers
  • How many inches will it be 54in by 42in
    10·1 answer
  • Assume that y varies directly with x. If x=5 when y=-8 find x when y=16
    5·2 answers
  • Help me find the answer
    5·2 answers
  • Select the statement that makes this comparison correct: 0.45 ________ 0.39.
    11·2 answers
  • Use a protractor to draw a quadrilateral so that three of its four sides measure 5 centimeters each. The angles between these si
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!