Question

Efectuati utilising factorul comun 229×239-37×229-2 ×229

Answer 1

Factorul comun e 229,deci:

1x(1-37)*(1-2)*1
-36*(1-2)*1=
-36+72=
=36.

Answer 2

229×239-37×229-2 ×229
=229(239-37-2)
=229×200
=45,800