Astudent uses a solution that contains 16 grams of water to conduct an evaporation experiment . at the end of one hour, the amount of water in the solution has decreased by 3.596. • at the end of two hours, the amount of water in the solution has decreased by another 4.25 %. which calculations can be used to determine the amount of water, in grams, remaining in the solution at the end of the second hour?

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Listed below are the measured radiation absorption rates? (in w/kg) corresponding to 11 cell phones. use the given data to construct a no plot and identify the 5- number summary

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0