Evaluate the root function at the given x-value. Round to the nearest hundredth when appropriate.f(x) =
, x = -62
A. 4
B. Undefined
C. -5
D. 5
Answer: C
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The decibel, a measure of loudness, is related to the relative intensity of sound by the formula
Decibels Relative intensity).
If relative intensity is multiplied by 104.71, how are decibels affected?
?
A. Decibels are increased by 20.2. B. Decibels are decreased by 2.02. C. Decibels are increased by 2.02. D. Decibels are decreased by 20.2.
Evaluate the integral.
A. -
B.
C. ln 2
D.
Write the equation of a line through the given points in slope-intercept form.(0, 0), (1, -9)
A. y = x
B. y = 9x
C. y = - x
D. y = -9x
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A.
B.
C.
D.