PDF chapter test TRY NOW
Factorise:
1. \(2x^2 -7x.-15=\)
2. \(84-2r-2r^2=\)
Answer variants:
\(2(r-7)(r-6)\)
\((2x+3)(x-5)\)
\(-2(r+7)(r+6)\)
\(2(r+7)(r+6)\)
\((2x-3)(x+5)\)
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