Class 11

Math

Algebra

Sequences and Series

If $α,β$ are the roots of $ax_{2}+2bx+c=0$ and $γ,δ$ are the rootes of $px_{2}+2qx+r=0$. If $α,β,γ,δ$ are in $A.P.$, then $q_{2}−prb_{2}−ac =$

- $p_{2}a_{2} $
- $q_{2}b_{2} $
- $r_{2}c_{2} $
- $noneofthese$

**Correct Answer: ** Option(a)