Evaluate. 
What will be an ideal response?
2sin (x) ? 2x cos (x) +C
Mathematics
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Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 479 vibrations per second and a wavelength of 8.8 ft. Find the wavelength of another tone that has a pitch of 492 vibrations per second.
A. 26,780.5 ft B. 0.000037 ft C. 0.12 ft D. 8.6 ft
Mathematics
Sketch the graph of the polynomial function.f(x) = x3 - 3
A. 
B. 
C. 
D. 
Mathematics
Factor.15x2 - 29x + 12
A. (15x - 1)(x - 12) B. (3x - 4)(5x - 3) C. (3x + 4)(5x + 3) D. (15x - 4)(x - 3)
Mathematics
Find the following. Assume that letters can represent any real number.-
A. -2 B. -3 C. Not a real number D. -9
Mathematics