Solve the problem.Find the area bounded by the x-axis, the curve 
and 
.
A. 
ln 
B. 2 ln 7
C. ln 
D. ln 7
Answer: C
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Use logarithmic differentiation to find the derivative of y.y = 
A. 
B. 
C. 
D. 
(2x + 5)
Solve the system by substitution. -4x + 8y = 56 x + 7y = 49
A. No solution B. (0, 7) C. (1, 6) D. (-7, 0)
Solve the equation.0.10(70) + 0.70x = 0.40(70 + x)
A. {35} B. {70} C. {80} D. {60}
Write the sample space for the experiment. The queens are separated from a deck of standard playing cards and shuffled. One queen is randomly selected and its suit is recorded, and then a coin is tossed.
A. S = {(club, diamond, heart, spade, heads, tails)}
B. S = {(4, 2)}
C. S = {(heads, spade), (heads, club), (heads, heart), (heads, diamond), (tails, spade), (tails, club), 
(tails, diamond)}
D. S = {(spade, heads), (club, heads), (heart, heads), (diamond, heads), (spade, tails), (club, tails), 
(diamond, tails)}