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v=1/3(3.14)(2.5)(1.5^2+1.5(2)+2)
We move all terms to the left:
v-(1/3(3.14)(2.5)(1.5^2+1.5(2)+2))=0
We multiply parentheses ..
v-(1/3()(1.5^2+1.52+2))=0
We multiply all the terms by the denominator
v*3()(1.5^2+1.52+2))-(1=0
Wy multiply elements
3v^2()=0
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