Exam-Style Question on Algebra
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 386. This question is similar to one that appeared on a GCSE Higher paper in 2017. The use of a calculator is allowed.
Expand and simplify the following expression:$$ (2x^2 + 3)(4x - 5) - 8x(x^2 - 7) $$
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