Question

решите уравнение (2х-3)(2х+3)=х^2+16

Answer 1

$(2x-3)(2x+3)=x^2+16 \ 4x^2-9=x^2+16 \ 3x^2=25 \ x^2= frac{25}{3} \ x= frac{5}{ sqrt{3} } ; x=- frac{5}{ sqrt{3} }$