Solve the equation.
x = 3 + 
x
A. {-45}
B. {-90}
C. {45}
D. {90}
Answer: C
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Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 
, x = 0, y = 1, y = 4
A. 
?
B. 
?
C. 3?
D. 5?
Write the decimal as a proper fraction or mixed number in lowest terms.-0.8
A. - 
B. - 
C. - 
D. - 
The mean is sometimes called the arithmetic mean to distinguish it from other possible means. For example, a different mean, called the harmonic mean (H.M.), is used to average speeds. This mean is defined to be the sum of the reciprocals of all scores divided into the number of scores. For example, the harmonic mean of the numbers 4, 5, 6, 6, 7, 8 is
Find the arithmetic mean and the harmonic mean of the numbers 1, 1, 6, 6, 7, 8, 8, 9, 9, and 10.Round your answers to the nearest tenth.
The arithmetic mean is__________The harmonic mean is__________
What will be an ideal response?
Find the x- and y-intercepts and write them as ordered pairs. (Do not graph.)-2x + 4y = 8
A. x-intercept: (-4, 2); y-intercept: (-3, 8) B. x-intercept: (-4, 0); y-intercept: (0, 2) C. x-intercept: (0, -3); y-intercept: (0, 2) D. x-intercept: (-3, 0); y-intercept: (2, 0)