Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 3 ln 
+ 
+ C
B. 3 ln 
- 
+ C
C. 3 ln 
+ 
+ C
D. 2 ln 
- 
+ C
Answer: C
Mathematics
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Find the acute angle, in radians, between the lines.7x - 5y = 4 and 2x - 9y = -2
A. 0.7439 radians B. 2.303 radians C. 0.8389 radians D. 0.7319 radians
Mathematics
Use the imaginary unit to write the expression.
A. 9i
B. ±9
C. -9i
D. i
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Jody is using a recipe that calls for 
cup of milk per batch. If she has 17
cups of milk available, how many batches can she make?
A. 24 batches B. 20 batches C. 46 batches D. 23 batches
Mathematics