What number should be added to complete the square of the expression?x2 - x
A. 
B. 4
C. 
D. 1
Answer: C
Mathematics
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Solve the problem.Let f(x) = 
. Find a function y = g(x) so that (f ? g)(x) = x.
A. g(x) = x(x - 9)
B. g(x) = 
C. g(x) = 
D. g(x) = 
Mathematics
Solve the problem.Pennies are packaged 50 in a roll. A mother gave her son 107 pennies for his bank and she had 43 pennies left over. How many rolls of pennies did she use?
A. 4 rolls B. 5 rolls C. 3 rolls D. 6 rolls
Mathematics
Find the general solution of the equation.y'(x) = y - 17
A. y = Ce17x - 17 B. y = Cex + 17 C. y = Ce17x D. y = Cex - 17
Mathematics
Set up the general equation from the given statement.The centrifugal force C on a circular curve varies inversely as the radius r of the turn.
A. C = 
B. C = 
C. C = kr
D. C = 
Mathematics