Question

FACTORISE :-
4y^2-17y-21​

Answer 1

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Step by step solution:

$Given\\\\p(x)=4y^2-17y-21\\\\we \ have \ to \ factorise \ it\\\\p(x)=4y^2-17y-21\\\\p(x)=4y^2-21y+4y-21\\\\p(x)=y(4y-21)+(4y-21)\\\\p(x)=(4y-21)(y+1)\\\\So \ we \ have \ factorise \it$

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Answer 2

Answer:

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