Question

X squared - 2X +C find the value of c that compketes the square

Answer 1

Answer:

C=1

Step-by-step explanation:

X²-2X+C

(X)²- 2×1×X+(1)²-1²+C

(X-1)² + (C-1)...........,(1)

IF C-1= 0 (1). BECOMES A PERFECT SQUARE

=> C-1= 0=> C= 1