Question

Алгебра.
Задание 56.

Answer 1

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