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zhannawk [14.2K]
3 years ago
13

Simplify the expression 2(x + 7)(x2 – 3x – 6).

Mathematics
2 answers:
Oksi-84 [34.3K]3 years ago
7 0

Answer:

2x^3+8x^2-54x-84

Step-by-step explanation:

ivolga24 [154]3 years ago
4 0

Answer:

2(x + 7)(x² - 3x - 6) = 2x³ + 8x² - 54x - 84

Step-by-step explanation:

Simplification is a method used to reduce the complexity or the component parts of an algebraic equation which makes it simpler and easier to understand.

The given equation is: 2(x + 7)(x² - 3x - 6).

Simplifying the given algebraic equation:

⇒ 2 (x + 7) (x² - 3x - 6)

⇒ (2x + 14) (x² - 3x - 6)

⇒ 2x³ + 14x² - 6x² - 42x - 12x - 84

⇒ <u>2x³ + 8x² - 54x - 84</u>

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PLEASE ANSWER AS QUICK AS POSSIBLE
Lady_Fox [76]

Answer:

  (a)  h^-1(x) = (x+6)/6

Step-by-step explanation:

The inverse relation can be found by solving for y: x = h(y).

<h3>Solution</h3>

  x = h(y) . . . . . the inverse relation

  x = 6y -6 . . . . . use the function definition

  x +6 = 6y . . . . add 6

  (x +6)/6 = y . . . . divide by 6

The inverse function is ...

  \boxed{h^{-1}(x)=\dfrac{x+6}{6}}

4 0
2 years ago
There are 44 colas and 22 lemon lime soda is in the cooler. Whatis the ratio of colas to lemon lime sodas?
djverab [1.8K]
The ratio would be 44 / 22 =  2 / 1 or we could say 2:1
3 0
4 years ago
A force of 128 lb is required to hold a spring stretched 2 ft beyond its natural length. How much work W is done in stretching i
Agata [3.3K]

We have that the  workdone in stretching natural length to is mathematically given as

W=9/2lbft

<h3>Workdone in stretching natural length</h3>

Question Parameters:

  • A force of 128 lb is required to hold a spring stretched 2 ft <em>beyond </em>its natural length.
  • Stretching it from its natural length to 9 inches beyond its natural length

Generally the Hookes equation for the Force   is mathematically given as

F=Kx

Where

3.2lb=2ft*k

Thereofore

k=16

Force becomes

f=kx

f=16x

Hence

W=8[x^2]^{3/4}_{0}

W=9/2lbft

For more information on Length visit

brainly.com/question/2096451

6 0
2 years ago
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Answer:

Karen has to at least spend 11 minutes.

Step-by-step explanation:

This is because 57 - 13 = 44. 44 divided by 4 = 11. This means that in 11 minutes Karen will have a 57 liter tank. But she could keep going, but the least number of minutes would be 11 minutes, to get to 57 liters.

I hope this helps! Please mark me Brainliest if it did! Thank you and have a nice day!

4 0
4 years ago
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8.4/4.8=y/14.4
y=25.2
Here is the answer
5 0
3 years ago
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