Write an integral giving the area of the surface obtained by revolving the curve about the x-axis. (Do not evaluate the integral.)
Mathematics
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Verify the identity.
= cos x + cot x
What will be an ideal response?
Mathematics
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.10x
A. Monomial; variable x; coefficient 10; degree 1 B. Monomial,; variable x; coefficient 10; degree 0 C. Monomial, variable x; coefficient 1; degree 10 D. Not a monomial
Mathematics
Write the statement as an inequality.y is greater than or equal to 40
A. y < 40 B. y > 40 C. y ? 40 D. y ? 40
Mathematics
For the function, find the average rate of change of f from 1 to x: 
f(x) = 8x
A. 0
B. 8
C. 
D. 7
Mathematics