4x+3y=12

5x+3y-7=0

Integration of 1+sinx /cos²x

2 X + 3 x is equal to sin x derivative

2 X + 3 x is equal to sin x derivative

Three numbers are selected at random (with out replacement ) from first six positive integers. If X denotes the largest

of the three numbers obtained , find the probability distribution of X.Also find the mean and variance of the distribution .

Two equating the line passing through two points (x, y, z) &(x2, y2, z2)

2nd PUC inverse trigonometry solution