Factorise. 5y2 + 5y − 10 - Mathematics

Sum

Factorise.

5y+ 5y − 10

Solution

$\ 5 y^2 + 5y - 10$

$= 5 y^2 + 10y - 5y - 10$

$= 5y\left( y + 2 \right) - 5 \left( y + 2 \right)$

$= \left( 5y - 5 \right)\left( y + 2 \right)$

$= 5\left( y - 1 \right)\left( y + 2 \right)$

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APPEARS IN

Balbharati Mathematics 8th Standard Maharashtra State Board
Chapter 6 Factorisation of Algebraic expressions
Practice Set 6.1 | Q 4 | Page 30