Use the sum and difference identities to evaluate exactly.sin 75°
A. 
B. 
C. 
D. 
Answer: D
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Write the number in standard notation.The Johnsons have driven their car forty eight thousand, eight hundred seven miles in the last few years.
A. 48,870 B. 4,887 C. 480,807 D. 48,807
An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum value of the objective function and the values of x and y for which the maximum occurs.Objective Function z = 6x + 7yConstraints x ? 0 y ? 0 2x + 3y ? 12 2x + y ? 8
A. Maximum 32; at (2, 3) B. Maximum 52; at (4, 4) C. Maximum 24; at (4, 0) D. Maximum 32; at (3, 2)
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: f(4) = 7; Absolute minimum: none B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: none; Absolute minimum: f(1) = 2 D. Absolute maximum: f(4) = 7; Absolute minimum: f(1) = 2
Follow the order of operations to work the problem.-8 + 17 - 11 - (-8) + 8
A. 20 B. -2 C. 14 D. -30