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2√27+3√12-5√48 +2√147;
bx=2√√63-√√252+3√28-√175;
cx = 4√27+5√√72-7√√32-6√75;
y=3√128 +6√108-8√18-10√27;
dx=5√700-2√200+3√567+4√50; y = 2√162+11√28-9√√8-3√63.
y = 4√12-3√75+11√108;
y=√18+√√847-2√112-5√8;
rimetrul egal c


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