Question

( 3 - 1 supra 3 ) totul la a doua + ( 2 - 1 supra 2 ) totul la a doua - 1 intreg si 1 supra 2 ) totul la a doua




URGENT !!!!!!

Answer 1

($\dfrac{3-1}{3})^{2}+( \dfrac{2-1}{2})^{2}-(1 \dfrac{1}{2})^{2}$

( $\dfrac{2}{3})^{2}+( \dfrac{1}{2})^{2}-( \dfrac{3}{2})^{2}$

$\dfrac{4}{9}$+ $\dfrac{1}{4}$- $\dfrac{9}{4}$

$\dfrac{16+9+81}{36}$= $\dfrac{106}{36}$= $\dfrac{53}{18}$