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
Alex17521 [72]
3 years ago
11

Evaluate 7x - (2x)2 + x 3 for x = -2.

Mathematics
1 answer:
V125BC [204]3 years ago
7 0

7x - (2x)2 +  {x}^{3}

7x - 4x +  {x}^{3}

3x +  {x}^{3}

3( - 2) +  { (- 2)}^{3}

- 6 +  - 8

- 14

You might be interested in
Which is a prime number? A. 39 B. 49 C. 81 D. 89
Alexus [3.1K]
D: 89 is the prime number.
5 0
3 years ago
Read 2 more answers
12 people can be of 30 chairs in eight hours how many chairs candy people build in 100 hours
ruslelena [56]
Hello!

Divide the amount of chairs (30) that 12 people can build by the number of hours (8) it takes to build them, to find out how many chairs they make per hour.

30 ÷ 8 = 3.75

This means that they make they make 3.75 chairs per hour. Multiply this by 100 hours.

3.75 × 100 = 375

ANSWER:

The people can build D. 375 chairs in 100 hours.
7 0
3 years ago
Determine the domain on which the following is decreasing
Katarina [22]

Answer:

(-∞,4)

Step-by-step explanation:

the value is going down from the right until it reaches the vertex

4 0
3 years ago
The value y of varies directly with x. When y = 19.375, x = 7.75.
Bingel [31]

Answer: (X,Y) = (0.4, 7.75)

Step-by-step explanation:

Y=7.75,

19.375X=7.75

Then solve for X

Divide 19.375 on both sides to get X=0.4

Y=7.75

X=0.4

6 0
3 years ago
Read 2 more answers
16 is a factor of 24.<br> O A. True<br> O B. False
Alexxx [7]
The answer is b/false I hope this help
5 0
2 years ago
Read 2 more answers
Other questions:
  • Square that I=79 mm and w=58 what's the area and perimeter of the square ?
    15·1 answer
  • Solve 6y2-5y-6 = 0 using the quadratic formula.
    9·2 answers
  • Marcie bought a 59-foot roll of packing tape. She used two 8 5/6 foot lengths.How much tape is left on the roll?
    8·1 answer
  • Suppose point P (4,−9) is translated according to the rule (x,y) → ( x+3, y−2). What are the coordinates of P′? Explain.
    12·1 answer
  • 1) Given the following problem: I am thinking of a number. If you double the number and add 10, the result is 22.
    8·2 answers
  • The line plot shows the heights of the basketball players on Team A. Suppose the 4 shortest players on Team B have the same comb
    10·1 answer
  • Write 70 cm as a fraction of 4.2 m. Give your answer in its simplest form.
    10·1 answer
  • Help pls no li is I'll give you briliantest pls help pls pls pls pls pls pls pls pls pls pls​
    11·1 answer
  • -2x2-2x+1<br> +(-3x2-x-1)<br> Add the following
    10·1 answer
  • 17. A disposable camera costs $6.95. A party planner wants to buy 100 cameras for an
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!