# Given #x=bz+cy;" " y=az+cx and z=ay+bx# how will you prove #x^2/(1-a^2)=y^2/(1-b^2)=z^2/(1-c^2)#?

##### 1 Answer

Dec 19, 2016

#### Answer:

See below.

#### Explanation:

solving for couples we obtain

(1-1)

(1-2)

(1-3)

From (1-1)

From (1-2)

and also

then follows