calculati:5 la puterea 2+3la puterea 4-2la puterea 5

Răspuns :

(5*5)+(3*3*3*3)-(2*2*2*2*2)=25+81-32=74
5 x 5+ 3 x 3 x 3 x 3- 2x2x2x2x2=
=25+9x3x3-4x2x2x2=
=25+27x3-8x2x2=
=25+81-16x2=
=25+81-32=
=106-32=
=74.