Question 7: Perform the calculation: \( \left( {\frac{1}{2}x – 1} \right)\left( {2x – 3} \right)\)
We have:
\(\begin{array}{l} \left( {\frac{1}{2}x – 1} \right)(2x – 3) = \frac{1}{2}x.2x + \frac{ 1}{2}x.( – 3) + ( – 1).2x + ( – 1).( – 3)\\ = {x^2} – \frac{3}{2}x – 2x + 3 = {x^2} – \frac{7}{2}x + 3 \end{array}\)
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