the locus of points for which
$$| z - 2 - 3 \mathrm { i } | = 2$$
the locus of points for which
$$| z + 2 - \mathrm { i } | = | z - 2 |$$
Indicate on your diagram the points satisfying both
$$| z - 2 - 3 \mathrm { i } | = 2$$
and
$$| z + 2 - \mathrm { i } | \leqslant | z - 2 |$$
(l mark)
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