题目内容
计算下列各式的值:(1)
;
(2)(


)×(﹣36).
(2)(
解:(1)
=
×(﹣8)﹣[4×
+1]+1
=﹣2﹣[9+1]+1
=﹣2﹣10+1
=﹣12+1
=﹣11;
(2)(


)×(﹣36)=
×(﹣36)﹣
×(﹣36)+
×(﹣36)﹣
×(﹣36)
=﹣28+30﹣27+14
=﹣55+44
=﹣11.
=
=﹣2﹣[9+1]+1
=﹣2﹣10+1
=﹣12+1
=﹣11;
(2)(
=﹣28+30﹣27+14
=﹣55+44
=﹣11.
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