Find the quadratic function whose graph contains the given points.(8, -23), (5, 4), (7, -8)
A. f(x) = -3x2 + 30x - 4
B. f(x) = -3x2 + 30x - 71
C. f(x) = 5x2 + 30x - 71
D. f(x) = 3x2 + 30x - 71
Answer: B
Mathematics
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Evaluate the integral.Use the formula
to evaluate the integral. 
A. x cot-1 x - ln sin(cot-1 x) + C B. x cot-1 x - ln sin x + C C. x cot-1 x - x + C D. x cot-1 x + ln sin(cot-1 x) + C
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Find the perimeter.
A. 850 ft B. 835 ft C. 27,889 ft D. 1,002 ft
Mathematics
Use a truth table to determine whether the symbolic form of the argument is valid or invalid.~p ? q
? p ? q
A. Valid B. Invalid
Mathematics