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高中數(shù)學(xué)必修一函數(shù)圖像變換-在線瀏覽

2025-05-22 05:11本頁(yè)面
  

【正文】 = a(常數(shù)a≠0)對(duì)稱,則下面等式一定成立的是( ) (A)f (a)g (a) = 0 (B)f (a)+g (a) = 0 (C)f(a) = g (a) (D)f (a) = g (a) 17.函數(shù)y=f(x)的曲線如圖(1)所示,那么函數(shù)y=f(2-x)的曲線是圖(2)中的(  ) (2) (A)f (x)= |x+4| (B)f (x)=|2x| (C)f (x) =3|x+1| (D)f (x)=2+|x+1 21.已知函數(shù)對(duì)任意實(shí)數(shù)x都有f (1x) = f (1+x)成立,若當(dāng)x[1,1]時(shí),f (x)0恒成立,則b的取值范圍是( ) (A)1b0 (B)b2 (C)b1或b2 (D)b122.函數(shù)的圖象的最低點(diǎn)的坐標(biāo)是( ) (A)(1,2) (B)(1,2) (C)(0,2) (D)不存在23.設(shè)函數(shù)f (x)與函數(shù)g (x)的圖象關(guān)于直線x =3對(duì)稱,則g (x)的表達(dá)式為( ) 24.若函數(shù)的值是( ) (A)
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