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Find the set of values of a if the point...

Find the set of values of a if the points `(1,2)` and `(3,4)` lie to the same side of the straight line `3x-5y+a=0`

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Verified by Experts

The correct Answer is:
`=>(a-7)(a-11)gt0=>a epsilon(-oo,7)uu(11,oo)`
NA
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