Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.2x3y3 - 2x3y2 - 24x3y
A. prime
B. x3(2y2 + 6y)(y - 4)
C. 2x3y(y + 3)(y - 4)
D. 2x3y(y - 3)(y + 4)
Answer: C
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Use the factor theorem to determine if x - c is a factor of f(x). If so, use synthetic division to write f(x) in the form 
f(x) = -5x3 - 12x2 - 8x - 8; x + 2
A. (x + 2) is not a factor
B. (x + 2)(5x2 - 2x - 4)
C. (x + 2)
D. (x + 2)(-5x2 - 2x - 4)
Find the length of the circular arc associated with the angle ?. An angle of measure 3 in a circle of radius 4
A. 
B. 
C. 12
D. 
?
Write an equation for the parabola.
A. y2 = -4x B. x2 = 4y C. x2 = -4y D. y2 = 4x
Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 212 vibrations per second and a wavelength of 19.3 ft. Find the wavelength of another tone that has a pitch of 219 vibrations per second.
A. 18.7 ft B. 2405.6 ft C. 0.000416 ft D. 0.05 ft