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5√81-√64×√169+2√100=

Toata rezolvarea va rog!!!


Răspuns :

45-8 X 13 + 20 = - 39
√81=9
√64=8
√169=13
√100=10

5√81-√64×√169+2√100=
5×9-8×13+2×10=
45-104+20=
-39