Solve the problem.The total number of cars sold at a used car lot for the years 1996 and 1997 was 440. The number of cars sold in 1997 was 3 times the number of cars sold in 1996. How many cars were sold in 1997?
A. 334
B. 118
C. 109
D. 330
Answer: D
Mathematics
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Calculate the derivative of the function. Then find the value of the derivative as specified.f(x) = x2 + 7x - 2; f '(0)
A. f '(x) = 2x; f '(0) = 0 B. f '(x) = 2x + 7; f '(0) = 7 C. f '(x) = 2x - 2; f '(0) = - 2 D. f '(x) = x + 7; f '(0) = 7
Mathematics
Simplify the algebraic expression.7z + 1 - 2z + 9
A. 5z - 8 B. 5z + 10 C. 9z + 10 D. 15z
Mathematics
Fill in the blank with one of the words or phrases listed below.
A(n) 
has a whole number part and a fraction part.
A. mixed number B. equivalent C. least common multiple D. least common denominator
Mathematics
Evaluate the integral.
Mathematics