Question

four numbers p,q,r,s are not in proportion,if a)ps=qr b)p/r=q/s c)r/p=s/q d)pr=qs​

Answer 1

Answer:

If p,q,r,s are proportional then ((p-q)(p-r)), p= ... If p,q and r are non-zero, non-coplanar vectors then. The roots of the equation `(q-r)x^2+(r-p). play. 0:37.

Step-by-step explanation:

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Answer 2

Answer:

OPTION (a)

Step-by-step explanation:

Because we should take last corner one side and middle 2 one side