Please answer it in detail formate. Please answer it as soon as possible.Thankyou. ......
Rahul Kumar , 6 Years ago
Grade 11
Algebra> Please answer it in detail formate. Pleas...
1 Answers
Aditya Gupta
Last Activity: 6 Years ago
(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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