Find the exact circular function value.cot ?
A. 1
B. -1
C. undefined
D. 0
Answer: C
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Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros. 2, -8, 3 + 2i
A. f(x) = x4 - 5x3 - 4x2 + 87x - 208 B. f(x) = x4 - 43.5x2 + 174x - 208 C. f(x) = x4 - 5x3 + 4x2 - 87x + 208 D. f(x) = x4 - 39x2 + 174x - 208
Find the determinant and, if possible, the inverse of the matrix.  figure 1.png)
What will be an ideal response?
Solve the problem.A marina owner wishes to estimate a linear function that relates boat length in feet and its draft (depth of boat below water line) in feet. He collects the following data. Let boat length represent the independent variable and draft represent the dependent variable. Use a graphing utility to draw a scatter diagram and to find the line of best fit. What is the draft for a boat 60 ft in length (to the nearest tenth)? 
A. 10.3 B. 9.7 C. 15.7 D. 10.5
Find the exact value. Do not use a calculator.csc 
A. 
B. 
C. -
D. 2