Answer:
Significant figures are the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value. We start counting significant figures at the first non-zero digit.
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Answer:
I think the correct answer is D
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Answer:
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a)

b)
Rationnel roots are divisor of -2: -1,1,-2,2

c) see picture
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BEC is 63° so aed is 4x - 3 I'm ps
Answer:-2/3 gallon per minute
-2/3 gallon per minute
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