find the value of k if 2x+y=0 is one of the lines represented by 3xsquare +kxy +2ysquare =0
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Answer:
k=11/2
Step-by-step explanation:
2x+y=0
2x=-y
3x2+kxy+2y2=0
3x2+kx(-2x)+2(4x2)=0
3x2-2kx2+8x2=0
k=11/2
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