Divide.
A. 10
B. -10
C. -3
D. 3
Answer: C
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Graph the curve over the given interval together with its tangent at the given value of x. Graph the tangent with a dashed line.y = cot(x), -2? ? x ? 2?, x = 
A. 
B. 
C. 
D. 
Multiply and simplify.
? 3b
A. 
b
B. 
C. 
D. 11b
Find the maximum and minimum values of the function and the values of x and y for which they occur.F = 8x + 12y, subject to40x + 80y ? 560,6x + 8y ? 72,x ? 0,y ? 0.
A. Maximum: 96 when x = 12 and y = 0; minimum: 84 when x = 0 and y = 7 B. Maximum: 96 when x = 12 and y = 0; minimum: 0 when x = 0 and y = 0 C. Maximum: 100 when x = 8 and y = 3; minimum: 84 when x = 0 and y = 7 D. Maximum: 100 when x = 8 and y = 3; minimum: 0 when x = 0 and y = 0
Simplify the given expression. Write the answer with variables in alphabetical order and any constant term last.13 + 5t + 6
A. 5t - 19 B. 5t + 78 C. 5t2 + 19 D. 5t + 19