" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
( 2+8√3) ( 8√3 - 2)=2^2-(8√3)^2=4-192= -188
( 7 - 2√3 )² -kwadrat różnicy dwóch liczb
( 7 - 2√3 )²=49-2*7*12+12=49-168+12=-107
po podstawieniu
3-(-188)-(-107)=3+188+107=298