Use Fundamental Identities and/or the Complementary Angle Theorem to find the exact value of the expression. Do not use a calculator.- 
A. -1
B. 1
C. 0
D. undefined
Answer: A
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Give a geometric description of the set of points whose coordinates satisfy the given conditions. x2 + y2 + z2 > 25
A. All points outside the cylinder with radius 5 B. All points outside the sphere of radius 5 C. All points in space D. All points on the surface of the cylinder with radius 5
Solve the problem.A rotation has sent A to A' and B to B'. Find the image of the given figure.
A. 
B. 
C. 
D. 
The figure shows angle ? in standard position with its terminal side intersecting the unit circle. Evaluate the six trigonometric functions of ?.
What will be an ideal response?
Solve the problem.Two sectors of a textbook economy are (1) communication equipment and (2) components and accessories. In 2005 the input-output table involving these two sectors was as follows.
Determine the production levels necessary in these two sectors to meet a demand for $80,000 of equipment and $90,000 of components. Round to significant digits.
A. Equipment: 90,000 Components: 140,000 B. Equipment: 86,000 Components: 140,000 C. Equipment: 86,000 Components: 90,000 D. Equipment: 24,000 Components: 140,000