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Paha777 [63]
3 years ago
15

4.

Mathematics
1 answer:
Helga [31]3 years ago
7 0
Well, circumference formula is pi times diameter.
C= \pi d
So, all you have to do is multiply the given diameter by pi to get your circumference in centimeters.
21·3.14=65.94

Circumference is 65.94 centimeters

65.94cm
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Write a polynomial with the zeros equaling to -1,1,8
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Answer:x³-8x²-x+8

Step-by-step explanation:

x are equal to -1,1,8 respectively

to form the polynomials just simply use this method put (x-)to the given numbers that are zeros of the polynomials

(x-(-))(x-1)(x-8)

(x+1)(x-1)(x-8) →(x+1)(x-1) are diff. of two squares (x²-1)

(x²-1)(x-8)

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*See diagram in the attachment

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34kurt

Answer:

Step-by-step explanation:

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Read 2 more answers
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