Find the derivative of the function at the given value of x.f(x) = x2 - 5x - 3; x = 9
A. -5
B. 13
C. 18
D. -3
Answer: B
Mathematics
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Find a number to replace the question mark so that the given fractions are equivalent.
= 
A. 40 B. 10 C. 60 D. 20
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Mathematics
Find the probability of the event.If two 12-sided dice are rolled, what is the probability that both numbers are even?
A. 
B. 
C. 
D. 
Mathematics
Express the given vector as a linear combination of the unit vectors i and j.s = 
A. -15i - 9j B. -9i - 15j C. 15i - 9j D. 9i + 15j
Mathematics