3x+17=32,find the root of the above equation

Differential equation for circle in 1st quadrant which touches the coordinate axis

If l₁, m₁, n₁ and l₂, m₂, n₂ are direction cosines of two mutually perpendicular lines, show that the direction cosines of the line perpendicular to both these lines are m₁n₂ - m₂n₁, n₁l₂ - n₂l₁, l₁m₂ - l₂m₁

how to do this by using formula method

If sum of first n terms of an AP 2n² + 5n. Then find S20

2,6,10,14,18,22,26,30,34,38 in which add 5 terms to get 100 and a term can not be repeated? Find these terms.

Length of two parallel chords are 6cm and 8cm, if the small chord is at distance of 4cm

CLASS 9TH EX 12.2,2 NCERT

find   middle terms in the expansion of (x-1/x)^12

find   middle terms in the expansion of (x-1/x)^12

find   middle terms in the expansion of (x-1/x)^12

tan^-1x/√(1+x²)

Respected Sir,

                           My question is that one of my clients has purchased goods from out of state & its invoice date is 27-07-17 but the goods received in factory on 01-08-17 then on which date we have to take credit on 27-07-17 or 01-08-17.Please reply.