Răspunsuri

2014-11-19T14:43:43+02:00
a)axb+c=457x8+759==3656+759=4415
b)cxb-a=759x8-457=6072-457=5615
c)bxa+bxc=8x457+8x759=8x(457+759)=8x1216=9728
d)cxb-bxa=759x8-8x759=8x(759-457)=8x302=2416
e)bx(c-a)=8x(759-457)=8x302=2416
f)a+bxc
=457+8x759=457+6072=6529
2014-11-19T14:47:36+02:00
457x8+759=4415  759x8-457=5615  8x457+8x759=9728  759x8-8x457=2416  8x(759-457)=2416  457+8x759=6529