rozwiaż, pamiętając o kolejności działan.
1. [ ( 4+2) : ( 3-1) - (2+3) * ( 3-2) ] * 3 + 7 =
2. [ -3 + 4 * (6 - 3) ] + (-3) * ( 6 - 4 =
3. [ -3 + ( -2) * ( 6 + 5 ) ] - [ 6 : (-2) + ( -4) * 2 ] =
4. [ ( 4 + 3 ) * 2 * ( 5 - 3 )] : [ 4 + 3 * ( 3 - 2)] * (-1) =
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2. [ -3 + 4 * (6 - 3) ] + (-3) * ( 6 - 4) = [-3 + 4 * 3] + (-3) * 2 = [-3 + 12] + (-6) = 9 - 6 = 3
3. [ -3 + ( -2) * ( 6 + 5 ) ] - [ 6 : (-2) + ( -4) * 2 ] = [-3 + (-2) * (11)] - [-3 - 8 ] = [-3 + (-22) ] + 11 = [-3 - 22 ] + 11 = -25 + 11 = -14
4. [ ( 4 + 3 ) * 2 * ( 5 - 3 )] : [ 4 + 3 * ( 3 - 2)] * (-1) = [ 7 * 2 * 2] : [ 4 + 3 * 1] * (-1) = 28 : 7 * (-1) = 4 * (-1) = -4