Question

7.
If x= 1+v2 then find the value of the expression x-x-2x -3x+1
8.
9.
Fab?+ ? - ab-bc-caso, (where a, b, c are non-zero real number) then the value of + is:
If x= 4 + 2i then prove that value of the expression x - 7x + 12x + 25 is divisible by 1 and 5 (where​

Answer 1

Answer:

plzz mention the propeller question

The questions are disguising