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Katena32 [7]
3 years ago
11

What is the measurement 345.067 mg rounded to four significant digits?

Mathematics
2 answers:
Studentka2010 [4]3 years ago
7 0

significant digits start at the first nonzero number, so 345.067 to four digits is 345.1

The answer is A.

Viktor [21]3 years ago
4 0
<span>count four from the first digit to the fourth one. When you see the fourth one, look at the digit after. if it is 5+ then the fourth digit increases by one. if 5- then it stays the same. 6>5 so 0 becomes 1.

Therefore the answer is 345.1mg</span>
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Answer:

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Step-by-step explanation:

1 Kg is equivalent to 1,000 g

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3 years ago
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Draw a diagram of the archway modeled by the equation y = -x2 + 5x + 24. Find and label the y-intercept and the
Delvig [45]

Answer:

Width of the archway at its base: 11 units, height of the archway at its highest point: 30.25 units.

Step-by-step explanation:

The graph that represents the equation y = -x^{2} + 5\cdot x + 24 is now sketched with the help of a graphing tool and whose representation is included in a file attached below. The point associated with x-intercepts are (-3, 0) and (8, 0) and the point associated with the highest point is (2.5, 30.25). The width of the archway at its base (\Delta x) and the height of the archway at its highest point (\Delta y) are, respectively:

\Delta x = 8 - (-3)

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\Delta y = 30.25

Width of the archway at its base: 11 units, height of the archway at its highest point: 30.25 units.

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3 years ago
Jackie ordered a set of wood and metal clothes pins. Of the 276 pins, 172 were wood. What percentage of the clothes pins were me
timurjin [86]

We know that 172 of them were wood, so the rest are metal. To find that number we do:

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8 0
3 years ago
2r/5+7r/15= rewrite the expression by collecting like terms
kramer
<span>2r/5+7r/15=
LCM=15
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4 years ago
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3 years ago
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