Which of the following is not the correct formula for representing a p – McqOptions

MCQOPTIONS

1.	Which of the following is not the correct formula for representing a plane?
A.	( vec{r}. hat{n}=d )
B.	ax+by+cz=d
C.	lx+my+nz=d
D.	al+mb+cn=d<sup>2</sup>
Answer» E.

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