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The dr. of normal to the plane through (...

The dr. of normal to the plane through `(1,0,0), (0,1,0)` which makes an angle `pi/4` with plane , `x+y=3` are

A

`1, sqrt(2),1`

B

`1, 1, sqrt(2)`

C

1,1,2

D

`sqrt(2),1,1`

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The correct Answer is:
B
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MARVEL PUBLICATION-PLANE IN SPACE -PART B: MASTERING THE BEST ON LINE AND PLANE IN SPACE
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