Differentiate.f(x) = 
A. f'(x) = - 
B. f'(x) = - 
C. f'(x) = - 
D. f'(x) = 
Answer: B
Mathematics
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Which of the following is equivalent to the expression:? 
A.
?
x
B.
?
x
C.
?
x2
D.
?
x
E.
?
x
Mathematics
Solve the problem.A certain radioactive isotope decays at a rate of 2% per 100 years. If t represents time in years and y represents the amount of the isotope left then the equation for the situation is 
In how many years will there be 93% of the isotope left?
A. 253 years B. 350 years C. 363 years D. 700 years
Mathematics
Provide an appropriate response.Solve the matrix equation: 
= 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the addition principle for counting to solve the problem.If n(A) = 40, n(B) = 117 and n(A ? B) = 137, what is n(A ? B)?
A. 20 B. 40 C. 22 D. 10
Mathematics