Evaluate the integral.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Find the probability.A lottery game contains 27 balls numbered 1 through 27. What is the probability of choosing a ball numbered 28?
A. 0
B. 27
C. 1
D. 
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Graph both equations using the same set of axes. Graph the equation on the left using a solid line and the function on the right with a dashed line. y = 
x, x = 
y 
A. 
B. 
C. 
D. 
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Factor, if possible.49y4 - 4
A. Prime polynomial B. (7y2 + 2)(7y2 - 2) C. (7y2 + 2)2 D. (7y2 - 2)2
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Solve the problem.The total solar radiation H (in W/m2) on a particular surface during an average clear day in one U.S. city is given by H = 
where t is the number of hours from noon. Find a general expression for the instantaneous rate of change of H with respect to t.
A. - 
B. - 
C. - 
D. - 
Mathematics