Solve the problem.Assume that the half-life of Carbon-14 is 5700 years. Find the age (to the nearest year) of a wooden axe in which the amount of Carbon-14 is 30% of what it originally had.

Fill in the blank(s) with the appropriate word(s).


9901 years

Mathematics

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Write a set representing the description.The integers greater than -2.2 and less than 

A. {0} B. {-2, -1, 0} C. {. . . , -6, -5, -4, -3} D. {-3, -2, 1, 0, 1}

Mathematics

Find the unknown value in the percent proportion  Round to the nearest tenth, if necessary.whole = 110, percent = 20

A. part = 11 B. part = 18.2 C. part = 22 D. part = 55

Mathematics

Solve the problem.Write an equation for the tangent line to the curve    at the point  

A. x - 2y + 1 = 0
B. x - 2y + 15 = 0
C. x - 2y + 1 = 0
D. x - 2y + 15 = 0

Mathematics

Use the information in the table to solve the problem. Write your answer as a fraction in lowest terms.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater.Find the ratio of pollutant A to pollutant B.

A.
B.
C.
D.

Mathematics