Math, asked by maddy4747, 1 year ago

Answer the questions !!!

Attachments:

Answers

Answered by 9971842914
1

Ans 1

(x+y+z)²=x²+y²+z²+2xy +2yz +2zx

(12)²= x²+y²+ z²+2(xy+ yz +zx)

144= x²+y²+z² +2(25)

144= x²+y²+z²+50

94= x²+y²+z²

Similar questions