Find the standard form of the equation of the parabola with the given characteristic(s) and vertex at the origin.
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Focus: (0,-2)
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A. 
B. 
C. 
D. 
E. 
Answer: B
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Provide an appropriate response.Starting with a tone having a frequency of 112 cycles per second, find the frequency of the tone that is four octaves higher.
A. 1792 cps B. 896 cps C. 12,544 cps D. 448 cps
Expand.(x3 - 2y2)5
A. x15 - 10x12y2 + 40x9y4 - 80x6y6 + 80x3y8 - 32y10 B. x15 - 32y10 C. x15 - 2x12y2 + 4x9y4 - 8x6y6 + 16x3y8 - 32y10 D. x15 - 10x7y2 + 40x6y4 - 80x5y5 + 80x3y6 - 32y7
Find the product.(3xy2 - 13y)(3xy2 + 13y)
A. 9x2y4 - 169y2 B. 9x2y4 - 78xy3 - 169y2 C. 3x2y4 - 13y2 D. 9x2y4 + 78xy3 - 169y2
Determine the position of the hand relative to the shoulder by considering the robotic arm illustrated in the figure. Round the answer to the nearest tenth.? = -79°, ? = 42° 
A. (10.5, -60.0°) B. (10.5, 60°) C. (10.5, -30°) D. (10.5, 30.0°)