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xxMikexx [17]
3 years ago
13

Simplify 3x^2(7x^2 + 2x -4)

Mathematics
1 answer:
arsen [322]3 years ago
6 0

Answer:

21x^4+6x^3-12x^2

Step-by-step explanation:

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The answer would be 0 solutions.

Here, we see <em>|</em><em />x+6<em>|</em><em /> = 2.
Oh wow! A foreign object!
|x+6|... two lines... what is that?

That is called absolute value. Whatever is inside the two lines, must have a positive answer!

Let's pretend we have a machine that has this absolute value function activated.
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Let's put in -6.

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Let's try 3.

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So, for how many values <em>x</em> is |x+6|=-2 true?

None, because the answer <em>must</em><em /> be positive! 
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Answer:

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Step-by-step explanation:

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