Pema is trying to figure out why (-5)×(-2)=+10. He knowa these three things: •5+(-5)=0
Pema is trying to figure out why (-5)×(-2)=+10.
He knowa these three things: •5+(-5)=0 •5+(-5)×(-2)=[5×(-2)]+[(-5)×(-2)] •5 ×(-2)=(-10) How can pema use what he knows I to figure out that (-5)×(-2)=+10?
Help me guys need the ans before 7:00am tomorrow. Tq❤️