SPS SPS FM Pure 2022 June — Question 5

Exam BoardSPS
ModuleSPS FM Pure (SPS FM Pure)
Year2022
SessionJune
TopicLinear transformations

5. The triangle \(T\) has vertices at the points \(( 1 , k ) , ( 3,0 )\) and \(( 11,0 )\), where \(k\) is a positive constant. Triangle \(T\) is transformed onto the triangle \(T ^ { \prime }\) by the matrix $$\left( \begin{array} { c c } 6 & - 2
1 & 2 \end{array} \right)$$ Given that the area of triangle \(T ^ { \prime }\) is 364 square units, find the value of \(k\).
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