2.3495x10^4th. Count how many places you move the decimal, that is what power you apply to 10 after converting it to a decimal.
Slope is rise/run or y2-y1/x2-x1. So to find the slope, find two points where the point is exact, then do the equation. That's the best I can explain, sorry if this doesn't help at all.
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it will take her 16 days
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