Find the exact value of the square root without a calculator.
A. -40
B. -9
C. 40
D. 9
Answer: D
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Find the coordinates for the point that is four units to the left of the y-axis and is six units up from the x-axis.
A. (-4, -6) B. (4, -6) C. (-4, 6) D. (6, 6) E. (4, 6)
Find the area.A parallelogram with a base of 14 yd and a height of 28 yd
A. 784 yd2 B. 390 yd2 C. 392 yd2 D. 196 yd2
Find the torsion of the space curve.r(t) = (2t - 6)i + (t2 - 6)j + 5k
A. ? = -1 B. ? = 0 C. ? = 1 D. Undefined
Solve the problem.A furniture manufacturer decides to make a new line of desks. The table shows the profit, in thousands of dollars, for various levels of production. 
Find a quadratic function to model the data, and use the model to predict the profit if 450 chairs are made. Round to the nearest thousand.
A. $44,000 B. $42,000 C. $45,000 D. $40,000