Factor.448x3 + 189
A. 7(64x3 + 27)
B. 7(4x - 3)(16x2 + 12x + 9)
C. 7(4x + 3)(16x2 - 12x + 9)
D. 7(4x + 3)(16x2 + 9)
Answer: C
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Sketch the graph of the parametric equations. Then set up the appropriate integral to find the length of the curve and use a computer to evaluate it.x = 2t cos t, y = 2t sin t, 0 ? t ? 3?
A. L = 20?
B. L = 61.51
C. L = 92.26
D. L = 61.51
Write a short statement that expresses a possible function between the given variables.(price of a DVD player, demand for DVD player)
A. As the price of a DVD player increases, the demand generally decreases. B. As the demand of a DVD player increases, the price generally decreases. C. As the price of a DVD player increases, the demand generally increases. D. As the demand of a DVD player decreases, the price generally increases.
Provide an appropriate response.Explain the mistake in the following problem:27 - 4(34 - 40)= 27 - 4(-6)= 23(-6)= -138
A. 23 multiplied by -6 does not equal -138. B. 4 should be multiplied by -6 before subtraction from from 27. C. -6 multiplied by -4 equals 24. Therefore, the final step should be 23(24). D. The problem cannot be worked since (34 - 40) is negative.
Draw the angle in standard position and state the quadrant in which the terminal side of the angle lies or the axis on which the terminal side of the angle lies.-120°
A. Quadrant III
B. Quadrant II
C. Quadrant III
D. Quadrant II