Find the product :
`(9m -2 l)(4l -3 m)`

Find the product: (2m-l)(2l-m) ,

Find the product : (4k + 4m)(2m - 3k)

Find the product of (9m - n^(2))(-5mn)

Find the product of the following pairs : -9l, -11m

Find the product of the following pairs: -3l,-2m,

Select a suitable identity and find the following products (2k + 3l)(2k + 3l)

Select a suitable identity and find the following products:(3k+4l) (3k +4l)

IF l,m,n are rational the roots of (m +n) x^2 -(l+m+n)x+l =0 are

If m = 1 is the slope of a line L, then the product of the slopes of non-parallel lines which are inclined at an angle of 60^(@) with L is

Find the value of ‘x’ so that l|| m.