The reflectionof thepoint (2,-1,3) ` in the lane `3x-2y-z=9` is (A) `(28/7,15/7,17/7)` (B) `(26/7,-15/7,17/7)` (C) `15/7,26/,-17/7) (D) `(26/7,17/7,-15/70`

The reflection of the point (2,-1,3) in the plane 3x-2y-z=9 is (A) (28/7,15/7,17/7) (B) (26/7,-15/7,17/7) (C) (15/7,26/,-17/7) (D) (26/7,17/7,-15/70)

The reflection of the point (2,-1,3) in the plane 3x-2y-z=9 is (A) (28/7,15/7,17/7) (B) (26/7,-15/7,17/7) (C) (15/7,26/,-17/7) (D) (26/7,17/7,-15/70)

If 8tan x=15, then sin x-cos x is equal to (8)/(17)( b) (17)/(7)( c) (1)/(17) (d) (7)/(17)

The equation of the plane passing through the point (1,1,-1) and perpendicular to the planes x+2y+3z-7=0 and 2x-3y+4z=0 is (a) 17 x+2y-7z=26 (b) 17 x-2y+7z=26 (c) 17 x+2y-7z+26=0 (d) 17 x-2y+7z+26=0

3/7 xx 7/17

Which of the following are in descending order of their values? (5)/(9),(7)/(11),(8)/(15),(11)/(17) (b) (5)/(9),(8)/(15),(11)/(17),(7)/(11) (c) (11)/(17),(7)/(11),(5)/(15),(5)/(9)(d)(11)/(17),(7)/(11),(5)/(9),(8)/(15)

Which of the following is/are not Pythagorean triplet (s)? (a) 3,4,5 , (b) 8,15,17 (c) 7,24,25 (d) 13,26,29

Which of the following is/are not Pythagorean triplet (s)? 3,4,5 (b) 8,15,17 7,24,25 (d) 13,26,29

1, 5, 5, 9, 7, 11, 11, 15, 12, 17