An amplifier produces an output of 30 volts when the input signal is 0.33 volt. Find the decibel voltage gain.
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Please enter your answer as a number without the units, rounded to the nearest integer.
Fill in the blank(s) with the appropriate word(s).
39
Mathematics
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Solve the system by elimination. 6x + 45 = 9y-2x - 3y = -27
A. {(2, 8)} B. ? C. {(3, 7)} D. {(3, 8)}
Mathematics
Simplify.
A. 
B. 
C. 1
D. 
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Find the elasticity.q = D(x) = 800 - 4x
A. E(x) = 
B. E(x) = 
C. E(x) = 
D. E(x) = x(200 - x)
Mathematics
Find all cube roots of the complex number. Leave answers in trigonometric form.-125
A. 5 cis 180°, 5 cis 0° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 5 cis 120°, 5 cis 180°, 5 cis 300° D. 5 cis 30°, 5 cis 150°, 5 cis 270°
Mathematics