1.

Given the identity

= ( )( ) + Bx + C

determine the numerical value of A ,B and C. By giving x a suitable value, find the remainder when 100000101 is divided by 101.

I know how to do the first part, A is 1, B is 1 and C is 2, but don't know how to do part 2 which is in blue colour.

2.

Solve +3 =0

3.

Solve the equation

(2x-3) = 2 -