1.

The vector equation of the plane passing through the points (1, -2, 5), (0, -5, -1), (-3, 5, 0) is

Answer»

`BAR(r)=(1-s-t)(bar(i)-2bar(j)-5bar(K))+s(-5bar(j)-bar(k))+t(-3bar(i)+5bar(j))`
`bar(r)=(1-s-t)(bar(i)+2bar(j)+3bar(k))+s(3bar(i)+2bar(j)+bar(k))+t(2bar(i)+bar(j)+3bar(k))`
`bar(r)=(1-s-t)(bar(i)-2bar(j)+4bar(k))+s(-5bar(j)-bar(k))+t(-3bar(i)+5bar(j))`
`bar(r)=(1-s-t)(bar(i)-2bar(j))+s(-5bar(j)-bar(k))+t(bar(i)+bar(j))`

ANSWER :A


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