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Find the angle between the planes 2x - y...

Find the angle between the planes `2x - y + 3z = 6 and x + y +2z =7`.

A

`cos^(-1)(sqrt(7/3))`

B

`cos^(-1)(1/2sqrt(7/3))`

C

`40^(@)`

D

`60^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE-THREE DIMENSIONAL GEOMETRY -ASSIGNMENT SECTION - A
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  2. The coordinates of the point in which the line joining the points (2,...

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  3. Find the angle between the planes 2x - y + 3z = 6 and x + y +2z =7.

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  4. If the lines (x-1)/(-3)=(y-2)/(2k)=(z-3)/(-2) and (x-1)/(3k)=(y-5)/1=(...

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