Find the center of mass of a thin plate of constant density covering the given region.The region between the curve y = 
and the x-axis from 
to 
A. 
= 
ln 36, 
= 
B. 
= 860, 
= 36 ln 36
C. 
= 
, 
= 
ln 36
D. 
= 
, 
= 
ln 36
Answer: C
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Find the linearization L(x) of f(x) at x = a.f(x) = 
, a = 0
A. L(x) = 
x + 9
B. L(x) = 
x - 9
C. L(x) = 
x + 9
D. L(x) = 
x - 9
List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. C' ? A'
A. {q, s, u, v, w, x, y, z} B. {q, r, s, t, u, v, x, z} C. {s, t} D. {w, y}
Find the slope of the polar curve at the indicated point.r = 8 cos 3?, ? = 
A. - 
B. 
C. 
D. -
Solve.The volume of wood in a tree varies jointly as the height of the tree and the square of the distance around the tree trunk. If the volume of wood is src="https://sciemce.com/media/4/ppg__tttt0701191244__f1q68g5.jpg" alt="" style="vertical-align: -4.0px;" /> around the trunk?
A. 35.84 ft3
B. 39.84 ft3
C. 27.84 ft3
D. 44.84 ft3
when the height is 
and the distance around the trunk is 
what is the volume of wood obtained from a tree that is 
tall having a measurement of