2x^2-11x-21=0
solve it using factorisation
1077400
22173498
18035526
2962558
4573926
3451725540944519015741
8807838
7962432
2x^2-11x-21
3m^2=2m^2-9
3451725
3351725
root 0.153
2571543
12 mangoes cost 200 .how much 1000 mangoes cost
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