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- True
- False

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Solution

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∴pq=qr=rs

OR pr=q2;r2=qs & ps=qr

so, Lets Imagine p−q,q−r & r−s are in G.P.

so, p−qq−r=q−rr−s

OR (p−q)(r−s)=(q−r)2

pr−ps−qr+qs=q2+r2−2qr

as q2=pr,r2=qs & ps=qr

we get

q2−qr−qr+r2=q2+r2−2qr

q2+r2−2qr=q2+r2−2qr

L.H.S=R.H.S

∴ Our hypothesis is true.

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