Question

Solve vi,vii question

Answer 1

vi-4x square - y square
vii- -4x + 13x square -14

Answer 2

please note that —
* = squared 2

Q 6.
2x* - 3y*
5x* + 6y*
-3x* - 4y*
Ans-
4x* - y*

Q7
-2x* + 5x - 8
8x* - 7x - 9
7x* - 2x + 3
Ans-
13x* - 4x - 14