Solve the problem.A certain radioactive isotope has a half-life of 277 years. Determine the annual decay rate, k.
A. 0.265%
B. 0.195%
C. 0.135%
D. 0.25%
Answer: D
You might also like to view...
Determine whether or not the graph is a graph of a function of x.
A. Function B. Not a function
Change the logarithmic expression to an equivalent expression involving an exponent.log4 x = 2
A. 24 = x B. 42 = x C. x2 = 4 D. 4x = 2
Evaluate the determinant.
A. -78 B. 66 C. 72 D. -72
Solve.A census was taken to determine the median annual income for residents of a selected region of the United States, by level of education. The given polynomial models describe the median annual income for men, M, and for women, W, who have completed x years of education. Shown in a rectangular coordinate system are the graphs of the polynomial models. Identify the median annual income for a man with 20 years of education as a point on the appropriate graph.M = 224x2 - 1266x + 20,106W = 287x2 - 4030x + 33,761
A. (20, 84,386) B. (20, 67,961) C. (20, 144,531) D. (20, 108,440)