Solve the problem.The sum of an integer and its reciprocal is 
. Find the integer.
A. 8
B. 9
C. 82
D. 10
Answer: B
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Evaluate the integral.
A. - 
tan4 4x + 
tan2 4x - 
ln 
+ C
B. 
tan4 4x - 
tan2 4x - ln 
+ C
C. 
tan4 4x - 
tan2 4x - 
ln 
+ C
D. 
tan4 4x - 
tan2 4x + 
ln 
+ C
Solve the problem.Ignoring friction, the time , t (in seconds), required for a block to slide down an inclined plane is given by the formula 
where b is the length of the base in feet and 
per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with a base of 12 feet at an angle of 
Round your answer to three decimal places.
A. 6.947 sec B. 1.224 sec C. 0.866 sec D. 0.353 sec
Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. ? B. {(4, -3)} C. {(5, -4)} D. {(3, 4)}
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = x4 - 34x2 + 225
A. x = 25, multiplicity 2; x = 9, multiplicity 2 B. x = -5, multiplicity 1; x = 5, multiplicity 1; x = -3, multiplicity 1; x = 3, multiplicity 1 C. x = 25, multiplicity 1; x = 9, multiplicity 1 D. x = 25, multiplicity 2; x = 3, multiplicity 1