2 szkoły ponadpodstawowej

II liceum

a) &nbsp; W=2S−3T=2(x5+21​x2+3)−3(−2x4+31​x2+1)= &nbsp;    =2x5+x2+6+6x4−x2−3= &nbsp; 2x5+6x4+3 &nbsp; &nbsp;

a) &nbsp; W=2S+T=2(2x4+x2−1)+(x4−2x2+2)= &nbsp;    =4x4+2x2−2+x4−2x2+2= &nbsp; 5x4 &nbsp;