初一上期末数学模拟试卷内容摘要:
A. 7 B. — 7 C. 19 D. 8 1243 1 xx,去分母正确的是 ( ) 1)4(3)1(2. xxA 11212. xxB 631222. xxC 631222. xxD ( )个 0)5(,53 2)4(,04)3(,345)2(,045).1( 2 xxxyxxxxxx A. 1 3 三 .计算: (每题 4分,共 16分) 1. )()()()()( 2. )16(94412)81( 3. 222 )]1()2[()2()3(3 4. 4332)1()2( 322 。初一上期末数学模拟试卷
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