Question

factorize each expression s*2-144

Answer 1

Answer:

chant understANd ur ques sorry

Answer 2

${\huge {\underline {\rm {Answer}}}}$

♦Factorisation :

$= {s}^{2} - 144$

♦Formula to be used :

• $= {a}^{2} - {b}^{2}$

♦SoLuTiOn :

$= {s}^{2} - 144$

$= {s}^{2} - {12}^{2}$

Using the identity $= {a}^{2} - {b}^{2}$

= ( s + 12 ) ( s - 12 )

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