1.

FACTORIZE x²-y²-2x-4y+1-4

Answer»

Answer:

x²-y²-2x-4y+1-4

x²-2x+1-y²-4y-4

x²-X-x+1-{y²+4y+4}

x(x-1)-1(x-1)-{y²+2y+2y+4}

(x-1)(x-1)-{y(y+2)+2(y+2)}

(x-1)²-{(y+2)(y+2)}

(x-1)²-(y+2)²

(x-1-y-2)(x-1+y+2)

(x-y-3)(x+y+1)

Step-by-step EXPLANATION:

hope it HELPS


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