V= π∫y²dx
y=√x ⇒ y²= x
V=π∫₁⁴ (x)dx = π*( x²/2)|₁⁴ = π*( 4²/2 - 1²/2 ) = π*( 16/2- 1/2) = 7,5π
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V= π∫y²dx
y=√x ⇒ y²= x
V=π∫₁⁴ (x)dx = π*( x²/2)|₁⁴ = π*( 4²/2 - 1²/2 ) = π*( 16/2- 1/2) = 7,5π