-(-3)²×(-1)-8×(-1/2)³×|-2-3|
问题描述:
-(-3)²×(-1)-8×(-1/2)³×|-2-3|
-1的4次方-(1-0.5)×1/3×[2-(-3)²]
[﹙-1/6﹚-(-5/12)+2/12]×﹙-60)
答
-(-3)²×(-1)-8×(-1/2)³×|-2-3|
=9+1×5
=14
-1的4次方-(1-0.5)×1/3×[2-(-3)²]
=1+1/2×1/3×7
=13/6
[﹙-1/6﹚-(-5/12)+2/12]×﹙-60)
=[-1/6+5/12+2/12]×﹙-60)
=5/12×﹙-60)
=-25