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=∫(-3->1) [ 3/2-y -(1/2)y^2 ] dy
=[ (3/2)y -(1/2)y^2 -(1/6)y^3 ] |(-3->1)
=(3/2 -1/2 -1/6) -[ (3/2)(-3) -(1/2)(-3)^2 -(1/6)(-3)^3 ]
=(3/2 -1/2 -1/6) -( -9/2 -9/2 +9/2 )
=5/6 + 9/2
=(5+27)/6
=32/6
=16/3
=∫(-3->1) [ 3/2-y -(1/2)y^2 ] dy
=[ (3/2)y -(1/2)y^2 -(1/6)y^3 ] |(-3->1)
=(3/2 -1/2 -1/6) -[ (3/2)(-3) -(1/2)(-3)^2 -(1/6)(-3)^3 ]
=(3/2 -1/2 -1/6) -( -9/2 -9/2 +9/2 )
=5/6 + 9/2
=(5+27)/6
=32/6
=16/3
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