Simplify the complex rational expression.
A. 
B. 
C. 1
D. 12
Answer: B
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Find an approximate value for the integral, using the trapezoidal rule with n intervals. Round the answer to the nearest tenth if necessary.
, n = 4
A. 294 B. 28.8 C. 216.2 D. 230
Simplify.
A. 
B. 
C. 
D. 
Provide an appropriate response.If we wish to locate the candidates for local extrema and saddle points in the interior of the domain of a function 
then how should we proceed?(i) Set the partial derivatives equal to each other.(ii) Set the partial derivatives equal to zero.(iii) Set the partial derivatives equal to the critical values.
A. Only (i) is correct. B. Only (ii) is correct. C. Only (iii) is correct. D. None of the above is correct.
Find the intercepts of the function f(x).f(x) = x3 + 2x2 - 5x - 6
A. x-intercept: -1; y-intercept: -6 B. x-intercepts: -2, 1, 3; y-intercept: -6 C. x-intercept: -3; y-intercept: -6 D. x-intercepts: -3, -1, 2; y-intercept: -6