Ответ:
1) 5×2²+2-1³+4×3² = 5×4+2-1+4×9 = 20+2-1+36 = 57
2) 2×(2×5³-10²)/5 = 2(2×125-100)/5 = 2(250-100)/5 = 2×150/5 = 2×30 = 60
3) 6²:2(4³+55) = 6²/2×(64+55) = 36/2×119 = 18×119 = 2142
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Ответ:
1) 5×2²+2-1³+4×3² = 5×4+2-1+4×9 = 20+2-1+36 = 57
2) 2×(2×5³-10²)/5 = 2(2×125-100)/5 = 2(250-100)/5 = 2×150/5 = 2×30 = 60
3) 6²:2(4³+55) = 6²/2×(64+55) = 36/2×119 = 18×119 = 2142