IP1U4 SWI (Algebraic Identities) Q12

IP1U4 SWI (Algebraic Identities) Q12

IP 1

Factorise completely

\(16a^2 - 24a + 9\)
\(1 - 6a + 9a^2\)
\(x^2 y^2 - 6xyz + 9z^2\)
\(a^2 - 4ab + 4b^2\)

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Answer:(i) \((4a-3)^2\) (ii) \((1-3a)^2\) (iii) \((xy-3z)^2\) (iv) \((a-2b)^2\)

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