Question

be brainliest..... ​

Answer 1

this is the answer....

Answer 2

Dividend polynomial - x^3-ax^2+6x-a

Divisor x-1
By remainder theorem,
So insert 1 in polynomial

1^3 - a×1^2 + 6×1 - 1

=1 - a + 6 -1

=-a + 6