Find the derivative of y with respect to x, t, or ?, as appropriate.y = x7ln x - 
x3
A. x7ln x - x2 + 7x6
B. 8x6 - x2
C. 7x6 - x2
D. x6 - x2 + 7x6ln x
Answer: D
Mathematics
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A. 
x5 - 
B. 7x3
C. 14x7/2
D. 
x5
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Simplify the exponential expression.
A. 
B. 
C. 
D. 
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Solve the problem.Is the line that passes through (1, -6) and (-6, 2) perpendicular to the line 
A. Yes B. No
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Factor the trinomial completely.-m2 + 7m + 30
A. -(m - 10)(m - 3) B. Prime C. -(m - 10)(m + 3) D. (m + 10)(m - 3)
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