Exam-Style Question on Quadratic Equations
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 91. This question is similar to one that appeared on an IB Studies paper in 2014. The use of a calculator is allowed.
A red rug has a width of \(x-3\) cm and a length of \(4x\) cm.
(a) Write down an ex
The area of the rug is 3240 cm2.
(b) Calculate the value of \(x\).
(c) Hence, write down the value of the length and of the width of the rug in centimetres.
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