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        1. }ĿW(xu)@Ӗ(xn)(du)11(du)TM(jn)жc(din)Ͷ@Ӗ(xn)11(du)T1犃(ni)ͶM(jn)@(sh)˔(sh)±

          (sh)/(g)

          6

          7

          8

          9

          10

          12

          ˔(sh)

          1

          1

          1

          4

          3

          1

          t11(du)TͶM(jn)@(sh)λ(sh)________(g)

          𰸡9

          ԇ}(j)λ(sh)ĶxM(jn)нȰ@M(sh)(j)СҳgĔ(sh)ɣ

          ⣺@M(sh)(j)СО飺

          678999910101012

          ̎gλõĔ(sh)9

          t@M(sh)(j)λ(sh)9

          ʴ𰸞飺9

          (x)ϵд
          P(gun)(x)}

          ĿД(sh)W(xu) Դ

          }ĿijУ꼉(sh)`СMȥ̵{(dio)ƷNr˽⵽ԓ̵ÿl80Ԫăr(ji)ُM(jn)ijƷţѝ50lÿl120Ԫăr(ji)N40l̵(zhn)ȡNʩʣµţѝr(ji)NۣՈ̵Ӌ(j)һÿlţѝr(ji)Ԫr(sh)N@ţѝ_(d)ӯ45%A(y)Ŀ(bio)

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }ĿӋ(j)_ǣ

          A. a+b2a2+b2B. 2a224a2

          C. a2a3a6D. a6a3a3

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }Ŀֱs6378ǧÿƌW(xu)ӛ(sh)ʾǧף

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }ĿϺYԴSes350fƽǧஔ(dng)҇IJS͖|e3350fÿƌW(xu)ӛ(sh)ʾ

          A0.35108B3.5107C3.5106D35105

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }Ŀ11ģ
          A.(sh)
          B.෴(sh)
          C.^ֵ
          D.

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }Ŀڔ(sh)Sc2 ľx 4 c(din)ʾĔ(sh)ǣ

          A. 2 B. 6 C. 2 6 D. o(sh)(g)

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }Ŀ֪κ(sh)y=3x26x+5@(g)(sh)Dc(din)(bio)QSԼ(sh)ֵ

          鿴𰸺ͽ>>

          ĿД(sh)W(xu) Դ

          }Ŀֵ:

          3x2y2x2y2xyzx2y4x2zݣxyz+4x2z)x=2y3z=1

          鿴𰸺ͽ>>

          ͬ(x)Դ