Solve the problem.A fossil was discovered that had about 70% of the 14C level found today in living matter. Given that the decay constant for 14C is 0.00012, determine the age of the fossil.Enter your answer exactly as just   where a is a real number to one decimal place and b is a real number to 5 decimal places.

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


-ln.7/.00012

Mathematics

You might also like to view...

Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = , y = 0, 0 ? x ? 

A. ?
B. 2?
C. 8?
D. 16?

Mathematics

Provide an appropriate response.Fill in the blanks to complete the statement.  The graph of P(x) = 6(x - 9)2 - 7 is a parabola with axis of symmetry  and vertex .

A. x = 6; (-9, -7) B. (-9, -7); x = -9 C. x = 9; (-9,-7) D. x = 9; (9, -7)

Mathematics

Describe the situation with a linear inequality and then solve the inequality.An archery set containing a bow and three arrows costs $64. Additional arrows can be purchased for $6 each. Jerry has $130 to spend on the set and additional arrows. Including the arrows in the set, what is the total number of arrows Jerry can purchase?

A. ? 14 arrows B. ? 21 arrows C. ? 11 arrows D. ? 2 arrows

Mathematics

In the diagram, S represents the position of a power relay station located on a straight coast, and E shows the location of a marine biology experimental station on an island. A cable is to be laid connecting the relay station with the experimental station. ? ? If the cost of running the cable on land is $2.40/running foot and the cost of running the cable under water is $3.00/running foot, locate the point P that will result in a minimum cost (solve for x). ? ?x? = __________ ft

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

Mathematics