3[23 −5 + (−1)4] + 6−7[−5 + (−3)2] = −10−72 + 3[25 −63 : (−3)2] = 263 − 5[24 + (−1)5 − 2 · 33] = 198−2 + 7 · 22 − 2(3 − 4)2 = 243[23 −32 : 42 + (7·5−33)] = 42(−2 − 3)2 + 2[(−1)7 + 5 · 32] = 1139−5[42 ?
3[23 −5 + (−1)4] + 6−7[−5 + (−3)2] = −10 −72 + 3[25 −63 : (−3)2] = 26 3 − 5[24 + (−1)5 − 2 · 33] = 198 −2 + 7 · 22 − 2(3 − 4)2 = 24 3[23 −32 : 42 + (7·5−33)] = 42 (−2 − 3)2 + 2[(−1)7 + 5 · 32] = 113 9−5[42 −3(2 + 32)] = 94 −3 + 4(22 −3 + 5) = 21 −52 + 4[22 + 3(2−5)] + 23 = - 37 POR FAVOR ES URGENTE ES PARA MAÑANA.
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