a2+ b2 + c2+= 90 and a+b+c= 20 find ab+bc+ca
Answers
Answered by
3
HOPE IT IS USEFUL FOR YOU P
PLZ MARK AS BRAINLIST
PLZ MARK AS BRAINLIST
Attachments:
balor1916:
thank you
Similar questions
Science,
7 months ago
Music,
7 months ago
Math,
7 months ago
Chemistry,
1 year ago
Psychology,
1 year ago