Give an appropriate answer.Express the following in ? notation.(a) fxyy(b) fxyx(c) fxxxy
A. (a) 
, (b) 
, (c) 
B. (a) 
, (b) 
, (c) 
C. (a) 
, (b) 
, (c) 
D. (a) 
, (b) 
, (c) 
Answer: D
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Find the absolute extreme values of the function on the interval.h(x) = 
x + 1, -2 ? x ? 4
A. absolute maximum is 1 at x = -4; absolute minimum is -4 at x = 2 B. absolute maximum is 1 at x = 4; absolute minimum is 0 at x = -2 C. absolute maximum is 1 at x = -2; absolute minimum is 0 at x = 4 D. absolute maximum is 3 at x = 4; absolute minimum is 0 at x = -2
Find the center of mass (in cm) of the particles with the given masses located at the given points on the x-axis.17 g at (4.9, 0), 23 g at (-9.8, 0), 31 g at (2.5, 0), 44 g at (-8.2, 0)
A. -3.7 cm B. 40 cm C. 0.91 cm D. -11 cm
Express the product as a sum or difference.sin 
cos 
A. 
sin (cos 5x)
B. 
(sin3x - sin 2x)
C. 
(cos 6x - sin 4x)
D. 
(cos 3x + sin 2x)
Write the equation of the graph in its final position.The graph of y = 2x is translated 7 units to the right, reflected in the y-axis, and then translated 9 units downward.
A. y = 2ex - 7 + 9 B. y = 2-x + 7 - 9 C. y = 2-x - 7 - 9 D. y = 2x + 7 + 9