Two marks example problems II — task. Mathematics State Board, Class 9.

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1. Find the distance between the points \((–4, 3)\), \((2,–3)\).

\(d\) \(=\)

i \sqrt{i}

2. Show that the following points \(A(3, 1)\), \(B(6, 4)\) and \(C(8, 6)\) lie on a straight line.

\(AB\) \(=\)

i \sqrt{i}

\(BC\) \(=\)

i \sqrt{i}

\(AC\) \(=\)

i \sqrt{i}

\(AB + BC =\)

i \sqrt{i}

The points .

Did you find an error?

6. Two marks example problems II