1.

यदि `[(x+3,z+4,2y-7),(-6,a-1,0),(b-3,-21,0)]=[(0,6,3y-2),(-6,-3,2c+2),(2b+4,-21,0)]` तब `a,b,c,x,y` और `z` का मान ज्ञात कीजिए।

Answer» `[(x+3,z+4,2y-7),(-6,a-1,0),(b-3,-21,0)]=[(0,6,3y-2),(-6,-3,2c+2),(2b+4,-21,0)]`
`impliesx+3=0impliesx=-3`[ दो आव्यूहों की समानता से]
`z+4=6impliesz=2`
`2y-7=3y-2impliesy=-5`
`a-1=-3impliesa=-2`
`2c+2=0impliesc=-1`
`b-3=2b+4impliesb=-7`
`:.a=-2,b=-7,c=-1,x=-3,y=-5,z=2`


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