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Factorisation — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSFactorisation1 Mark
Question
Factorise:
$ -5 - 10t + 20t^2$
✓

Answer

$-5 - 10t + 20t^2$
$= -5(1 + 2t - 4t^2) (HCF\  of\  5, 10, 20 = 5)$

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