Construct a truth table for the statement.(t ? p) ? (~t ? ~p)
A. 
| T | T | F |
F T T
F F T
B.
| T | F | F |
C.
| T | T | T |
F T T
F F F
D.
| T | T | T |
F T F
F F T
Answer: D
Mathematics
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Find the length of the curve.x = 7 sin t - 7t cos t, y = 7cos t + 7t sin t, 0 ? t ? 
A. 
?2
B. 
?2
C. 
?
D. 
?2
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
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Evaluate.(12 - 5)!
A. 720 B. 60 C. 5040 D. 479,001,600
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Use a calculator to evaluate the expression. Round your answer to three decimal places
A. 0.605 B. 1.702 C. 0.973 D. -2.435
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