Find the derivative.y = ln(ex2 + 9)
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the length of the curve.The spiral r = 7?, 0 ? ? ? ?
A. 
(?
+ ln (? + 
))
B. 
C. 7
D. 
((?2 + 1)3/2 - 4)
Mathematics
Solve the equation.
= 
A. no solution
B. 
C. 
D. 
Mathematics
Is the algebraic expression a polynomial? If it is, write the polynomial in standard form.8x - 3 + 6x2
A. No B. Yes; 6x2 + 8x - 3
Mathematics
Solve the inequality algebraically. Express the solution in interval notation.x3 ? 7x2
A. (0, 7] B. (-?, 0] or [7, ?) C. [7, ?) D. (-?, 7]
Mathematics