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masya89 [10]
3 years ago
11

One of the factors of 6x3 − 864x is A. 4 B. X^2 C. X + 12 D. X - 8

Mathematics
2 answers:
erastova [34]3 years ago
8 0
The answer is C. X+12
Anna71 [15]3 years ago
4 0

Consider the expression 6x^3-864x. This expression consists of two terms: 6x^3 and -864x.

These two terms have common factors 6 and x, because:

  • 6x^3=6x\cdot x^2;
  • -864x=6x\cdot (-144).

Then

6x^3-864x=6x(x^2-144).

You know that 144=12^2. Use the formula for the difference of squares:

x^2-144=x^2-12^2=(x-12)(x+12).

Therefore,

6x^3-864=6x(x-12)(x+12).

Answer: correct choice is C.

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Answer:

Step-by-step explanation:

<u><em>Part B:</em></u>

The center of the circumscribed circle around a triangle is equidistant from vertices of that triangle. To find the circumcenter need to draw at least two perpendicular bisectors to the sides of the given triangle. Point of intersect of them is center of the circumscribed circle.

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Coordinates of the midpoint of line BC ( y = - 1 ) are

( \frac{-6+2}{2} , \frac{-1-1}{2} ) = <em>( - 2 , - 1 )</em> and the equation of the line ⊥ to BC is <em>x = - 2</em>

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Cameron has decided to diversify his investments in the following way $3000 in an account earning 2.7% simple interest $5000 in
jolli1 [7]
A=3000(1+3*0.027)=3,243
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A=5,000×(1+0.018)^(3)=5,274.89
Interest earned 274.89
A=5,000×(1+0.039÷4)^(4×3)=5,617.41
Interest earned 617.41

Total interest 243+274.89+617.41=1,135.3
Total amount Amount after 3 years
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4 years ago
Số hạng đầu và số hạng thứ 2 của một cấp số nhân lần lượt là x+2 và x^2 -4 số hạng thứ 3 của cấp số nhân này là
GenaCL600 [577]

Answer:

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Step-by-step explanation:

a1=x+2

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Montano1993 [528]

Answer:

expression equivalent given question is <em><u>93 - 8 x.</u></em>

<em><u>mark this as brainliest!</u></em>

6 0
3 years ago
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tom's baseball team wins 5 out every 12 games they play. If the team played 36 games, how many games did Tom's team win
atroni [7]

Answer:

15 games

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12X3=36 5X3=15

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