• 2022-06-14 问题

    已知,且f(-1)=7,则f(1)=.

    已知,且f(-1)=7,则f(1)=.

  • 2022-06-09 问题

    已知函数f(x)满足:f(a+b)=f(a)•f(b),f(1)=2,则f2(1)+f(2)f(1)+f2(2)+f(4)f(3)+f2(3)+f(6)f(5)+f2(4)+f(8)f(7)=______.

    已知函数f(x)满足:f(a+b)=f(a)•f(b),f(1)=2,则f2(1)+f(2)f(1)+f2(2)+f(4)f(3)+f2(3)+f(6)f(5)+f2(4)+f(8)f(7)=______.

  • 2022-06-09 问题

    已知函数f(x)满足:f(p+q)=f(p)f(q),f(1)=3,则f2(1)+f(2)f(1)+f2(2)+f(4)f(3)+f2(3)+f(6)f(5)+f2(4)+f(8)f(7)等于(  )

    已知函数f(x)满足:f(p+q)=f(p)f(q),f(1)=3,则f2(1)+f(2)f(1)+f2(2)+f(4)f(3)+f2(3)+f(6)f(5)+f2(4)+f(8)f(7)等于(  )

  • 2022-11-01 问题

    已知f(x)是奇函数,且f(x+4)=f(x),又f(1)=3,则f(7)=_______________.

    已知f(x)是奇函数,且f(x+4)=f(x),又f(1)=3,则f(7)=_______________.

  • 2021-04-14 问题

    f(x)在[0,1]上有连续的二阶导数,f(0)=f(1)=0,任意x属于[0,...715af2ac3f81f8.png"]

    f(x)在[0,1]上有连续的二阶导数,f(0)=f(1)=0,任意x属于[0,...715af2ac3f81f8.png"]

  • 2021-04-14 问题

    已知函数f(0)=1,f(1)=3,f(2)=7,则f[0,1]= ,f[0,1,2]= ,f(x)的二次牛顿插值多项式N(1.5)=

    已知函数f(0)=1,f(1)=3,f(2)=7,则f[0,1]= ,f[0,1,2]= ,f(x)的二次牛顿插值多项式N(1.5)=

  • 2022-06-07 问题

    已知函数f(x)=-b,且f(1)=7,则f(2)=(). A: 7 B: 10 C: 13 D: 15

    已知函数f(x)=-b,且f(1)=7,则f(2)=(). A: 7 B: 10 C: 13 D: 15

  • 2021-04-14 问题

    【单选题】a设 f ( x ) 在 [ 0 , 1 ] 满足 f ′′ ( x ) > 0 ,则下列不等式中正确的是() A. f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) " role="presentation"> f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) B. f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) C. f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) " role="presentation"> f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) D. f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 )

    【单选题】a设 f ( x ) 在 [ 0 , 1 ] 满足 f ′′ ( x ) > 0 ,则下列不等式中正确的是() A. f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) " role="presentation"> f ′ ( 1 ) > f ′ ( 0 ) > f ( 1 ) − f ( 0 ) B. f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 1 ) − f ( 0 ) > f ′ ( 0 ) C. f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) " role="presentation"> f ( 1 ) − f ( 0 ) > f ′ ( 1 ) > f ′ ( 0 ) D. f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 ) " role="presentation"> f ′ ( 1 ) > f ( 0 ) − f ( 1 ) > f ′ ( 0 )

  • 2022-06-07 问题

    T or F 801 There are in total eight injured passengers . [音频]

    T or F 801 There are in total eight injured passengers . [音频]

  • 2021-04-14 问题

    假设有float f=7;则f%2的值为1。

    假设有float f=7;则f%2的值为1。

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