Grade 11Algebra
Please answer it in detail formate. Please answer it as soon as possible.Thankyou. ......
Please answer it in detail formate.
Please answer it as soon as possible.
Thankyou.
......
1 Answer
Aditya Gupta
(1+a^2)(1+b^2)= (1+ab)^2 + (b – a)^2
and (1+x^2)(1+y^2)(1+z^2)= (1+xy+yz – xz)^2 + (x+z+xyz – y)^2
note that we have used a basic result due to euler here which states that (u^2+v^2)(r^2+s^2)= (ur – sv)^2+(us+rv)^2
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