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alina1380 [7]
3 years ago
10

Estimate the sum of 487 and 310

Mathematics
2 answers:
notsponge [240]3 years ago
8 0
487 is almost 500, so we will approximate 487 as 500.
310 is just over 300, so we will approximate 310 as 300.

300+500=800 (estimation)
310+487=797 (actual)
umka2103 [35]3 years ago
8 0
500+300=800 
is the answer
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safe speed for the larger radius track u= √2 v

Explanation:

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now, \sum F = \frac{mv^2}{r_1} =\frac{mu^2}{r_2}∑F=

r

1

mv

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