Combine like terms.3x - 7x
A. -4x2
B. 10x
C. -4x
D. 4x
Answer: C
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Solve the problem. Round to the nearest hundredth if necessary.If a square field is 76 meters on each side, how far is it from one corner to the opposite corner?
A. 107.48 m B. 5776.24 m C. 152 m D. 76 m
Solve the problem.Suppose that the radius r and volume V = 
?r3 of a sphere are differentiable functions of t. Write an equation that relates dV/dt to dr/dt.
A. 
= 4?r2
B. 
= 4?
C. 
= 
?r2
D. 
= 3r2
Solve the equation for exact solutions.-sin-1(4x) = 
A. 
B. 
C. {0}
D. 
Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.y = 2x - 2 (0, ), ( , 0), (4, )
A. (0, -2), (-4, 0), (4, 0)
B. (0, 2), (-1, 0), (4, 10)
C. (0, -2), (1, 0), (4, 6)
D. (0, -2), (-1, 0), (4, -10)