Find the exact value of y, or state that y is undefined.y = cos (cos-1 0.2)
A. 3.3
B. 2.9
C. 0.2
D. 1
Answer: C
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Find a linear model for the following data table. Round the slope to three decimal places, if necessary. x 4 5.67 7.34 9.01 ?y 6 12.6 19.2 25.8?
A. 
B. ?
C. ?
D. ?
Provide an appropriate response.Write the equation so that it is quadratic in form.
What will be an ideal response?
A plane flying horizontally at an altitude of 1 mi and a speed of 550 mi/h passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is 2 mi away from the station.
Select the correct answer. a. ? 476 mi/h b. ? 670 mi/h c. ? 455 mi/h d. ? 570 mi/h e. ? 495 mi/h
Solve the problem. Round to two decimal places if needed.The minute hand of a clock is 8 inches long. How far does the tip of the minute hand move in 50 minutes?
A. 41.89 inches B. 43.12 inches C. 44.4 inches D. 40.15 inches