Provide an appropriate response.Suppose that we are using substitution to find an antiderivative. If, after making the substitution, we find that there is still an x-term left in the integrand, what should we do?
A. This would never happen if we made the correct substitution.
B. Use an alternative method, because substitution will never give the antiderivative.
C. Go back to the equation relating x and u, solve for x, and substitute in the integrand.
D. None of the above
Answer: C
Mathematics
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Rewrite the subtraction problem as an equivalent addition problem.85 - x = 51
A. x = 85 + 51 B. x - 85 = 51 C. 85 + x = 51 D. x + 51 = 85
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Simplify the expression.
A. 
B. 
C. 
D. None of these
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Solve. Give an exact answer unless indicated otherwise.Given that sin 
= 
and cos 
= 
, find tan 
.
A. 
B. 
C. 
D. 
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Provide an appropriate response.Tell what you would do if you added the fraction parts of mixed numbers and the result was greater than 1.
What will be an ideal response?
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