Solve the inequality. Express your answer using interval notation.4x + 5 < 37
A. (-?, 8)
B. (8, ?)
C. (-?, 8]
D. [8, ?)
Answer: A
Mathematics
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Find the length of the curve.x = cos 2t, y = sin 2t, 0 ? t ? 2?
A. ? B. 4? C. 6? D. 2?
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Find the derivative.
A.
B.
C.
D.
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Complete the magic (addition) square.Use each number 6, 7, 8, 9, 10, 11, 12, 13, and 14 once.
A.
B.
C.
D.
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Solve the problem.A stuntman jumps from a rooftop 315 ft off the ground. How long will it take him, falling freely, to reach the ground? (Use the formula s = 16t2.)
A. About 19.7 sec B. About 71.0 sec C. About 4.4 sec D. About 9.8 sec
Mathematics