Write using exponential notation.2 ? 2 ? 2
A. 32
B. 23
C. 21
D. 3 ? 2
Answer: B
Mathematics
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Evaluate the integral.
A. 
?3
B. 
?3
C. 
?3
D.
 ?3? |
Mathematics
Solve the problem.In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t and k is a negative constant determined by the nature of the material. A certain radioactive isotope decays at a rate of 0.225% annually. Determine the half-life of this isotope, to the nearest year.
A. 3 yr B. 308 yr C. 134 yr D. 222 yr
Mathematics
Solve the problem.You have 320 feet of fencing to enclose a rectangular region. What is the maximum area?
A. 102,400 square feet B. 25,600 square feet C. 6400 square feet D. 6396 square feet
Mathematics
Graph the system of Inequalities and show the solution set. Label the corner point.
Mathematics