Find the derivative of the function.y = x4cos x - 8x sin x - 8 cos x
A. -4x3 sin x - 8 cos x + 8 sin x
B. x4 sin x - 4x3 cos x + 8x cos x
C. -x4 sin x + 4x3 cos x - 8x cos x - 16 sin x
D. -x4 sin x + 4x3 cos x - 8x cos x
Answer: D
Mathematics
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A. Origin only B. y-axis only C. x-axis only D. x-axis, y-axis, origin
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A. 
B. 
C. 
D. 
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Decide whether the problem is an equation or an expression.4(6x + 5) - 3(4x - 2)
A. Expression B. Equation
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The first term of the arithmetic sequence is  figure 1.png)
and the common difference is (- figure 1.png)
). Which term of this sequence is  figure 2.png)
 figure 3.png)
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