IP1U4 SWI (Algebraic Identities) Q2

IP1U4 SWI (Algebraic Identities) Q2

IP 1

Expand and simplify

\((2x+1)(2x-1)\)
\((3m+4)(3m-4)\)
\((3y+5)(3y-5)\)
\((2t+7)(2t-7)\)

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Answer:(i) \(4x^2-1\) (ii) \(9m^2-16\) (iii) \(9y^2-25\) (iv) \(4t^2-49\)

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