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sergij07 [2.7K]
2 years ago
8

Please answer. Find the difference by subtracting the second polynomial from the first. for 10 points!!!!!!!!!!!!!

Mathematics
1 answer:
stellarik [79]2 years ago
8 0

Answer:

-3x^3+x

Step-by-step explanation:

Let's first write the expression:

-3x+x^3-2x^2-(4x^3-2x^2-4x)

Now we can simplify. Be sure to remember to distribute the "-" to all the numbers in the parentheses. You can picture it like multiply "-1" to all the numbers in the parentheses to make it easier.

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

Now we combine like terms.

x-3x^3

Write the polynomials by decreasing exponents

-3x^3+x

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If the cost of a raffle ticket is $2, which of the following expressions could be used to represent the cost of m tickets? 2m 2
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6 0
3 years ago
The area of the regular hexagon is 10.4 in.2. a regular hexagon has side lengths of 2 inches and an area of 10.4 inches squared.
VARVARA [1.3K]

Answer:

  (b)  1.7 in

Step-by-step explanation:

The area of a regular polygon in terms of perimeter and apothem is given by the formula ...

   A = 1/2Pa

For a hexagon, the perimeter is 6 times the side length, so this becomes ...

  A = 1/2(6s)a = 3sa . . . . . for side length 's' and apothem 'a'

__

Solving for the apothem, we find ...

  a = A/(3s)

For the given values of area and side length the apothem is ...

  a = 10.4/(3·2) = 1.733... ≈ 1.7 . . . inches

The apothem, rounded to tenths, is 1.7 inches.

5 0
3 years ago
Select the correct answer from the drop-down menu.
LenKa [72]

Answer:

D

Step-by-step explanation:

Got 100%

7 0
3 years ago
If a line has a slope of -4 and a u intercept of 1, which of the following is it's graph?
3241004551 [841]
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3 0
3 years ago
Five times the sum of 3 and twice some numbers is 70. What is the number?
Anna11 [10]
Let x represent some number
Sum of 3 and twice some number = 3 +2x
Five times the sum of 3 and twice some number: 5(3+2x)

5(3+2x)=70
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Subtract 15 from both sides to have 10x by itself
10x=55
Divide 10 on both sides to get x by itself
x=55/10
x=5.5

Hope this helped
8 0
3 years ago
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