Provide an appropriate response.Starting with a tone having a frequency of 153 cycles per second, find the frequency of the tone that is one octave higher.
A. 612 cps
B. 459 cps
C. 306 cps
D. 23,409 cps
Answer: C
Mathematics
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Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = - 5 and x = 5. The cross sections perpendicular to the x-axis are circular disks whose diameters run from the parabola y = x2 to the parabola y = 50 - x2.
A. 
?
B. 
?
C. 5000?
D. 
?
Mathematics
Solve the system in terms of the arbitrary variable listed.x;5x - y + z = 87x + y + z = 6
A. {(x, -x + 1, 6x + 7)} B. {(x, -x + 1, 6x - 7)} C. {(x, -x - 1, -6x + 7)} D. {(x, -x + 1, -6x + 7)}
Mathematics
Simplify the radical.
A. 8
B. 20
C. 4
D. 5
Mathematics
Find the square root.
A. 
B. 
C. 
D. 2
Mathematics