[tex]what \: is \: the \: area \: of \: the \: region \: enclosed \: by \: the \: graph \: of \: y {}^{2} = x + 1 \: and \: y {}^{2} = - x + 1[/tex]

Respuesta :

it's the same as 4 time the integral of (1-x^2) from 0 to 1 which is:

[tex] \frac{8}{3} [/tex]