PDF chapter test TRY NOW
Factorise the following:
1. \(9y^2 – 66yz + 121z^2=\)
2. \((2x+\frac{1}{3})^2-(x-\frac{1}{2})^2=\)
Answer variants:
\((3x-\frac{1}{6})(x+\frac{5}{6})\)
\((3y-11z)(3y-11z)\)
\((3y+11z)(3y+11z)\)
\((3x-\frac{1}{6})(x-\frac{5}{6})\)
\((3y+11z)(3y-11z)\)
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