Respuesta :

MathGeek289
Pemdas Is Importent For This. Okay, 2*2*2*2*2 Is 32.  3*3*3*3*3*3*3 Is 2187. Now, We Add. 32+2187 Is 2219. There You Go. :)
(2√5+3√7)²=(2√5)²+2*(2√5)*(3√7)+(3√7)²=4*5+12√35+9*7=20+12√35+63=
=83+12√35..

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good job