Find k such that the function is a probability density function over the given interval.f(x) = kx2(4 - x)2, 0 ? x ? 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the expression without using a calculator.log 104
A. log 4 B. 104 C. 10 D. 4
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.8
- 2m2p
A. 6m2p
B. 10mp2
C. 6
D. cannot be simplified
Mathematics
Graph the system of inequalities.y > x24x + 3y ? 12
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.There are currently 67 million cars in a certain country, increasing exponentially by 4% annually. How many years will it take for this country to have 83 million cars? Round to the nearest year.
A. 5 yr B. 69 yr C. 3 yr D. 4 yr
Mathematics