Find an angle ? in the second quadrant for which cot ? = - 1. Look for an angle between 0° and 360°.
?
__________°
Fill in the blank(s) with the appropriate word(s).
135
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Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.Robert Hall bought a new computer system. To pay for the system, he borrowed 
from the credit union at 3
% simple interest for 120 days. Find the interest owed. (Use a 365 day year.)
A. $61.60 B. $50.40 C. $187.37 D. $46.84
Find the value of the combination.C(7, 7)
A. 1,260 B. 1 C. 0.5 D. 5,040
Solve the problem.f(x) = tan x is defined over the interval 
.(a) Approximate the area A by partitioning 
into 4 subintervals of equal length and choosing u as the left endpoint of each subinterval.(b) Approximate the area A by partitioning 
into 8 subintervals of equal length and choosing u as the right endpoint of each subinterval.(c) Express the area A as an integral.(d) Use a graphing utility to approximate this integral to three decimal places.
What will be an ideal response?
Solve the problem.Bob scored a total of 463 points, out of 549 points possible, in Math 120. An A is given to students who have a course average of at least 90%. Bob tells his friend that he has earned a grade of A in the course. Is he correct?
A. No B. Yes