2 marksInverse of a 2x2 Matrix
CSEC Mathematics · May/June 2006 · Paper 2 · Question 14(a)(ii)
For this value of x,
find M⁻¹.
The mark scheme is shown once you've answered.
Practise this questionOther parts of this question
- 14(a)(i)Calculate the value of x.[3 marks]
- 14(a)(iii)Show that M⁻¹M = I.[2 marks]
- 14(b)(i)a)Write in the form of a single 2 × 2 matrix, the coordinates of A and C[2 marks]
- 14(b)(i)b)Write in the form of a single 2 × 2 matrix, the coordinates of A' and C'.[2 marks]
- 14(b)(ii)Using matrices only, write an equation to represent the transformation of AC onto A'C'.[2 marks]
- 14(b)(iii)Determine the values of p, q, r and s.[2 marks]
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