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Question

Mathematics Question on Trigonometric Equations

The direction cosines of x-axis, y-axis and z-axis, respectively are

A

(π2,0,0).(0,π2,0).(0,0π2)(\frac{\pi}{2},0,0).(0,\frac{\pi}{2},0).(0,0\frac{\pi}{2})

B

(0,π2,π2).(π2,0,π2).(π2,π2,0)(0,\frac{\pi}{2},\frac{\pi}{2}).(\frac{\pi}{2},0,\frac{\pi}{2}).(\frac{\pi}{2},\frac{\pi}{2},0)

C

(π,0,0),(0,π,0),(0,0,π)(\pi,0,0),(0,\pi,0),(0,0,\pi)

D

(1,0,0),(0,1,0),(0,0,1)(1,0,0),(0,1,0),(0,0,1)

Answer

(1,0,0),(0,1,0),(0,0,1)(1,0,0),(0,1,0),(0,0,1)

Explanation

Solution

The correct option is(D): (1,0,0),(0,1,0),(0,0,1)(1,0,0),(0,1,0),(0,0,1)