transform the equator 3xsquare+8×y+3ysquare-2x+2y-29square referred to new axes through (-1,1) rotted through an angle 2/4
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Step-by-step explanation:
3x²+8xy+3²-2x+2y-29²
9+8xy12-2x+2y-841
17xy+10x+839y
27x²y+839y
866x²y² (-1,1)
It is same because 866-1=865, but 865+1=866
866÷2
=433x²y².
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