Test Index

IIT JEE Advanced 2011 Paper 1

Show Para Hide Para

Paragraph for next 3 questions

Let a, b and c be three real numbers satisfying

\begin{bmatrix} a & b & c \end{bmatrix} \begin{bmatrix} 1 & 9 & 7 \\ 8 & 2 & 7 \\ 7 & 3 & 7 \end{bmatrix}

=

\begin{bmatrix} 0 & 0 & 0 \end{bmatrix}

(E)

Section: Mathematics

© examsnet.com

Question : 60 of 69

Marks: +1, -0

If the point P(a, b, c), with reference to (E), lies on the plane 2x + y + z = 1, then the value of 7a + b + c is

[JEE Adv 2011 P1]

0
12
7
6

Go to Question:

Prev Question

Next Question