Expand the following (√2x+2y-√3z)²
Answers
Answered by
1
(a+b+c)²= a²+b²+c²+2ab+2bc+2ca
(√2x+2y-√3z)²
= 2x²+4y²+3z²+4√2xy+ 4√3yz + 2√6xz
𤤤¤¤¤¤¤¤¤Φ¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤
(√2x+2y-√3z)²
= 2x²+4y²+3z²+4√2xy+ 4√3yz + 2√6xz
𤤤¤¤¤¤¤¤¤Φ¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤
Answered by
0
Formula-
(a+b+c) 2=a2+b2+c2+2ab+2bc+2ca
thus,
=2x2+4y2+3z2+4root2xy-4root3yz-2root6xz
(a+b+c) 2=a2+b2+c2+2ab+2bc+2ca
thus,
=2x2+4y2+3z2+4root2xy-4root3yz-2root6xz
Similar questions