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ozzi
3 years ago
11

A farmer wants to put a fence around a garden in the shape of a square. The fence posts are placed every 2 meters. One side of t

he garden is 10m long. How many posts does the farmer need?
Mathematics
1 answer:
zzz [600]3 years ago
6 0

Answer:

The farmer would need 80 posts.

Step-by-step explanation:

If one side of the garden is 10m long, and the garden is a square, we can assume that all 4 sides will be 10m. That makes it 40m in total. Times 40×2 and you get 80.

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Answer:

\large\boxed{x=-\dfrac{1}{3}}

Step-by-step explanation:

f(x)=9x^2+6x+1\\\\\text{The zeros are for}\ f(x)=0\\\\9x^2+6x+1=0\\\\9x^2+3x+3x+1=0\\\\3x(3x+1)+1(3x+1)=0\\\\(3x+1)(3x+1)=0\\\\(3x+1)^2=0\iff3x+1=0\qquad\text{subtract 1 from both sides}\\\\3x=-1\qquad\text{divide both sides by 3}\\\\x=-\dfrac{1}{3}

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3 years ago
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Step-by-step explanation:

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2 years ago
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sasho [114]

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Step-by-step explanation:

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