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san4es73 [151]
3 years ago
10

How would you wright this as a decimal number ?

Mathematics
1 answer:
Sholpan [36]3 years ago
5 0

Hi there! :)

\large\boxed{-8.4}

We can calculate the decimal by converting the fraction to an improper fraction, then dividing.

Derive the inpromper fraction by:

a\frac{b}{c} = \frac{c * a + b}{c}

In this instance:

-8\frac{2}{5} = \frac{-8* 5 -2 }{5} = \frac{-42}{5}

Divide:

-42 ÷ 5 = -8.4.

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ruslelena [56]

we have the function

P(x)=\ln\left|4x+1\right|+3x-x^2

For x=2

substitute

\begin{gathered} P(x)=\operatorname{\ln}\lvert4(2)+1\rvert+3(2)-(2)^2 \\ P(x)=\operatorname{\ln}\lvert9\rvert+2 \\ P(x)=4.20\text{ millions of dollars} \end{gathered}

therefore

<h2>the answer is 4.20 million dollars</h2>
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1 year ago
How high is the moon
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The Moon is an average of 238,855 miles (384,400 km) away

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4 years ago
Read 2 more answers
F(x) = (3x + 6) (x - 3)²
Sever21 [200]

f(x)= 3x³ - 18x +9

Algebraic identities are algebraic equations that are true regardless of the value of each variable. Additionally, they are employed in the factorization of polynomials. Algebraic identities are employed in this manner for the computation of algebraic expressions and the solution of various polynomials.

Identity I: (a + b)² = a² + 2ab + b²

Identity II: (a – b)² = a² – 2ab + b²

Identity III: a² – b²= (a + b)(a – b)

Identity IV: (x + a)(x + b) = x² + (a + b) x + ab

Identity V: (a + b + c)² = a² + b² + c² + 2ab + 2bc + 2ca

Identity VI: (a + b)³ = a³ + b³ + 3ab (a + b)

Identity VII: (a – b)³ = a³ – b³ – 3ab (a – b)

Identity VIII: a³ + b³ + c³ – 3abc = (a + b + c)(a² + b² + c² – ab – bc – ca)

f(x) = (3x + 6) (x - 3)²

      = ( 3x + 6) ( x - 3 )²

      = ( 3x + 6)( x² - 6x + 9)

      = 3x( x² - 6x + 9) + 6( x² - 6x + 9)

      = 3x³ - 6x² + 18x + 6x² - 36x +9

      = 3x³ - 18x +9

To learn more about algebraic expansions, refer to brainly.com/question/4344214

#SPJ9

5 0
2 years ago
Line Q is represented by the following equation: 2x + y = 11 Which equation completes the system that is satisfied by the soluti
inna [77]
X + Y= 8
If you plug the value (3, 5) for x and y, you will arrive at your destination (answer).
X=3
Y=5
3 + 5 = 8
6 0
3 years ago
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350 divided by 10 to the 3rd power
Sergio [31]

Answer:

<h2>0.35</h2><h2>Step-by-step explanation:</h2>

350 divided by 10 to the 3rd power

350 : 10³ =

350 : 1000 =

0.35

7 0
3 years ago
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