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27. Calculaţi: a) 22 +33-40-15-04- b) 23+32 70-150-040- +23-20-02-13- c) 42 d) {[(122:6-2³):2²]: 2²}= e) {[5²-(122:4-25):2²]: 2²} f) {[52- (142:7-23):2²]: 2²} = g) 3.33.34.36: 312- h) (23)6:217 = i) (7³)7: (74)5 = j) (3²)5:39 = k) 2.22.23.24:29 = 1) (57)³: (52) ¹0 = m) 5.52.53.54: 5%= n) (77)³: (7²) ¹0 = o) (2²)5: 29 = p) 29 35+2982-29 17 = q) 31 37 +31 71-31-8= r) 33 42 +33 63-33 5=​

27 Calculaţi A 22 33401504 B 2332 70150040 23200213 C 42 D 122622 2 E 51224252 2 F 52 1427232 2 G 3333436 312 H 236217 I 77 745 J 3539 K 222232429 1 57 52 0 M 5 class=