Factorise 4y² - 12y + 9.Give proper answer

Question

Salvador Tucker Dec 2, 2020

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Answer:

$\huge \sf {\orange {\underline {\pink{\underline{Solution:-}}}}}$

Observe,

$\sf{4y^2 = (2y)^2, 9 = 3^2}$ and $\sf{12y = 2 × 3 × (2y)}$

Therefore,

$\sf{4y^2 - 12y + 9}$

$\sf{= (2y)^2 - 2 × 3 × (2y) + (3)^2}$

$\sf{= (2y - 3)^2}$

⠀⠀⠀⠀⠀⠀⠀ $\boxed{\sf{\green{(Required\: factorisation)}}}$

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${\huge{\underline{\small{\mathbb{\blue{HOPE\:HELPS\:UH :)}}}}}}$

$\red{\tt{sωєєтcнαям♡~}}$

69

Roald

Dec 2, 2020

Factorise 4y² - 12y + 9.Give proper answer ​