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IRINA_888 [86]
2 years ago
13

I don’t understand how to solve this

Mathematics
1 answer:
Lelechka [254]2 years ago
6 0

\huge\underline\mathtt\colorbox{cyan}{1. f(-1)}

For this to be a solution of f(x), the answer must be 0

x^2+1=0 when x=-1

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A football field measures 300 feet in length. It can also be expressed as approximately 5. 7 times 10 Superscript n miles. If th
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The most reasonable value of n  n = -2.

We have given that the length of the football field = 300 feet

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Also, 1 mile = 5280 feet....(1)

We have to find 1 feet so divide both side of equation (1)by by 5280 we get,

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300feet=\frac{1}{5280}(300)

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In scientific notation we have,

300 feet=5.7\times 10^{-2}miles

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