If A=4x²+y²-6xy;B=3y²+12x²+8xy;C=6x²+8y²+6xy Find imA+B+C ii.(A-B)-C iii.2A+B iv. A-3B
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A=4x²+y²-6xy;B=3y²+12x²+8xy;C=6x²+8y²+6xy Find imA+B+C ii.(A-B)-C iii.2A+B iv. A-3B
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