Use a calculator to find the value of y in degrees rounded to two decimal places.y = cos-1 (-0.7486)
A. 36.82°
B. 138.47°
C. 48.47°
D. -48.47°
Answer: B
Mathematics
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Calculate the requested distance.The distance from the point S(7, -2, -5) to the plane 2x + 2y + z = -9
A. 2
B. 
C. 
D. 
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Solve.4.82x - 0.58 = 0.44x + 17.816
A. x = 5.2 B. x = 0.43 C. x = 4.2 D. x = 0.42
Mathematics
Sketch the graph of the function. Label at least three points.f(x) = x2
A. 
B. 
C. 
D. 
Mathematics
Evaluate 7x - 1 for x = - 2.
A. - 16 B. - 17 C. 18 D. - 15 E. 11
Mathematics