Question

A = x² + xy-6, B = 6 xy-2x²+1 C=3x²+7-3xy find nd A-B-C​

Answer 1

Answer:

$- 2(xy + 7)$

Step-by-step explanation:

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Answer 2

Answer:

-2xy-14 or 2(-xy-7)

Step-by-step explanation:

(x²+xy-6) - (6xy-2x²+1) - (3x²+7-3xy)

= x²+xy-6-6xy+2x²-1-3x²-7+3xy

= x²+2x²-3x²-7-6-1+3xy+xy-6xy

= -14-2xy

= -2xy-14 or 2(-xy-7)

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