Factorise: y^2+19 y+60 - Vidyadip

Question

Factorise: $y^2+19 y+60$

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Answer

$y^2+19 y+60$
$=y^2+19 y+60$
${60 = 15 × 4, 19 = 15 + 4}$
$= y(y + 15) + 4(y + 15)$
$= (x + 15)(x + 4)$

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