3 years ago

Bài 12: Cho đa thức M(x) = 4x + 2x -x2 - x + 2x2–x+1−3x

Mathematics

1 answer:

sveta [45]3 years ago

6 0

Answer:

what?

Step-by-step explanation:

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Find 93 • 87 using mental math.

bagirrra123 [75]

Okay so start with multiplying 93 * 7

So 3 x 7= 21

9 X 7 +63, carry the 2 = 651

Then 8 x 93
Remember that first is a zero.
8 X 3= 24
8 X 9= 72, carry the 2= 74
So that is 7440
Now
0651
+7440
8091
And that's the answer

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4 years ago

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The product of a number and 3 + 1 is 19

tigry1 [53]

3x + 1 = 19

3x = 18

x = 6

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4 years ago

riddle time I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I? if hard text me

Lubov Fominskaja [6]

Answer:

Is it a map? To me that makes the most logical sense.

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4 years ago

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<img src="https://tex.z-dn.net/?f=%5Csf%204x-15%3D3" id="TexFormula1" title="\sf 4x-15=3" alt="\sf 4x-15=3" align="absmiddle" cl

AnnZ [28]

Answer:

$4x - 15 = 3 \\ 4x = 3 + 15 \\ 4x = 18 \\ x = \frac{18}{4} \\ x = \frac{9}{2} \\ x = 4.5$

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3 years ago

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Simplify 4a +3b - a -5b

Umnica [9.8K]

4a + 3b - a - 5b

First, gather the like terms.
$(4a - a)+(3b-5b)$
Second, subtract 4a - a to get 3a.
$(3a)+(3b-5b)$
Third, subtract 3b - 5b to get 2b.
$3a - 2b$

Answer: 3a - 2b

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3 years ago