(sinx/5x*3x)*5x*3x/sin5x是否等于sin5x*3x*3x/sin5x*5x*3x旃谢!

(x^x-(sinx)^x)/x^3极限 limx→0 5x-sinx/3x+7sinx lim (x->0) 3x/(sinx-x) 1.lim x->∞ （2x/x^2+1)*cosx 2..lim x->∞{ [(x^2-x)arctanx]/x^3-x-5}3..lim x->0 （e^x-e^-x-2x)/(x-sinx) 4..lim x->0 (sinx-x)/(x^3) 5..lim x->0 (x^2*tanx)/(x-tanx) 6..lim x->0 (1+3/x)^2x 7..lim x->0 (1+2x)^(3/sinx) 8.lim x->∞ (x/1+x)^(x-3) 9..li lim x->无穷 [(5x^2+1)/(3x-1)]*sin(1/x)+[(x+1)/x^2]*sinx 求导数y=5x^3-2^x+sinx ∫3sinx+e^X-5/x)dx的不定积分 *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || 求导 lim（x->0) x-sinx/x^3+x^4 (sinx/5x*3x)*5x*3x/sin5x是否等于sin5x*3x*3x/sin5x*5x*3x旃谢! 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x S(1-sin^2x)d(sinx)为什么=sinx-1/3sin^3x? 1.f(x)=x(x^2+1/x+1/x^3) 2.f(x)=(e^x+Inx)/x 3.f(x)=sinx(cosx+2^x) 4.f(x)=5log2(2x+1) lim(x->无穷大)3sinx/x= 用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+. 判断下列函数的奇偶性：⑴f（x）＝－|sinx| ⑵f（x）＝5－cosx ⑶f（x）＝|s...判断下列函数的奇偶性：⑴f（x）＝－|sinx|⑵f（x）＝5－cosx⑶f（x）＝|sinx|－x^3sinx⑶f（x）＝lg[（1－sinx）/（1＋sinx ∫(-5->5)|x|(sinx)^3 dx/x^4+2x^2+1= lim(4x-3)sinx/3x2-2x+5 x趋向无穷 求极限