B7. Refer to the shaded object in Figure QB7, y = -2x² +2 Part B: Determine: 1 y a) the area for Part A in pale grey; b) the area for Part B in dark grey; Part A: 1 y = 2 Figure QB7. Areas generated by two curves, y = 2 and x-axis. y = 2x³

Elementary Geometry For College Students, 7e
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ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.CT: Test
Problem 8CT: Determine whether the statement is true or false. a A right circular cone has exactly two bases. b...
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B7.
Refer to the shaded object in Figure QB7,
a)
b)
y = -2x² + 2
Determine:
c)
d)
e)
Part B:
1
y
the area for Part A in pale grey;
the area for Part B in dark grey;
Part A:
1
y = 2
Figure QB7. Areas generated by two curves, y = 2 and x-axis.
y = 2x³
the first moment of area (Mx) for Part A about x-axis;
the first moment of area (Mr) for Part B about x-axis; and
the location of centroid (y) from x-axis.
X
Transcribed Image Text:B7. Refer to the shaded object in Figure QB7, a) b) y = -2x² + 2 Determine: c) d) e) Part B: 1 y the area for Part A in pale grey; the area for Part B in dark grey; Part A: 1 y = 2 Figure QB7. Areas generated by two curves, y = 2 and x-axis. y = 2x³ the first moment of area (Mx) for Part A about x-axis; the first moment of area (Mr) for Part B about x-axis; and the location of centroid (y) from x-axis. X
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