5+2×10=?

(1)(-x-y)(x-y)+(x+y)2;(2)(2a6x3-9ax6)÷(3ax3);(3)(2x-5)(2x+5)-(2x+1)(2x-3);(4)$(\frac{1}{4}{a^2}b)?{(-2a{b^2})^2}$;(5)-23+8-1×(-1)3×(-$\frac{1}{2}$)-2+7°;(6)(2x-y+1)(2x+y-1);(7)$({-2x{y^2}+\frac{1}{4}xy})÷({-\frac{1}{4}xy})$;(8)(a+2)(a2+4)(a4+16)(a-2);(9)(x-y)2(x2+y2)2(x+y)2;(10)(5m3n2)2?(-2m2)3?(-n3)4;(11)(π-3)0+(-0.125)2009×82009;(12)(2am-3bn)(3an+5bm);(13)($\frac{1}{3}$x+$\frac{3}{4}$y)($\frac{1}{3}$x-$\frac{3}{4}$y)-($\frac{1}{3}$x-$\frac{3}{4}$y)2;(14)(-2a2+3a)-(a2-2a+1);(15)-2a(a2b+a-1)(16)[x4y-2x2(x2-3xy2)]÷(-2x3)(17)(2m+n)(3n+1)(18)1012(19)199×201(20)20082(21)782(22)(a+b+1)(a+b-1)(23)(a-b)(a+b)(a2+b2)(24)(66x6y3-24x4y2+9x2y)÷(-3x2y). 本题需先根据整式的混合运算顺序和法则以及乘法公式,分别进行计算,即可求出结果. (1)(-x-y)(x-y)+(x+y)2;=-x2+y2+x2+2xy+y2,=y(y+2x);(2)(2a6x3-9ax6)÷(3ax3);=$\frac{2}{3}{a}^{5}-3{x}^{3}$;(3)(2x-5)(2x+5)-(2x+1)(2x-3);=4x2-25-4x2+4x+3,=4x-21;(4)$(\frac{1}{4}{a^2}b)?{(-2a{b^2})^2}$;=-$\frac{1}{2}$a4b5;(5)-23+8-1×(-1)3×(-$\frac{1}{2}$)-2+7°;=-8+$\frac{1}{8}×(-1)×4+1$,=-8-$\frac{1}{2}+1$,=-7$\frac{1}{2}$;(6)(2x-y+1)(2x+y-1);=4x2-4xy+y2-1;(7)$({-2x{y^2}+\frac{1}{4}xy})÷({-\frac{1}{4}xy})$;=8y-1;(8)(a+2)(a2+4)(a4+16)(a-2);=a8-256;(9)(x-y)2(x2+y2)2(x+y)2;=x8-2x4y4+y8;(10)(5m3n2)2?(-2m2)3?(-n3)4;=25m6n4?(-8m6)?n12=-200m12n16,(11)(π-3)0+(-0.125)2009×82009;=1+(-1)=0;(12)(2am-3bn)(3an+5bm);=6am+n+10ambm-9anbn-15bm+n;(13)($\frac{1}{3}$x+$\frac{3}{4}$y)($\frac{1}{3}$x-$\frac{3}{4}$y)-($\frac{1}{3}$x-$\frac{3}{4}$y)2;=$\frac{1}{9}{x}^{2}-\frac{9}{16}{y}^{2}$-$\frac{1}{9}{x}^{2}-\frac{9}{16}{y}^{2}$+$\frac{1}{2}$xy,=$-\frac{9}{8}{y}^{2}-\frac{1}{2}xy$;(14)(-2a2+3a)-(a2-2a+1);=-3a2+5a-1;(15)-2a(a2b+a-1),=-2a3b-2a2+2a;(16)[x4y-2x2(x2-3xy2)]÷(-2x3)=-$\frac{1}{2}xy$+x-3y2;(17)(2m+n)(3n+1)=6mn+2m+3n2+n;(18)1012=(100+1)2=,=10201;(19)199×201=(200-1)(200+1)=40000-1,=39999;(20)20082=(2000+8)2=00+64,=4032064;(21)782=(80-2)2=,=6084;(22)(a+b+1)(a+b-1)=(a+b)2-1,=a2+2ab+b2-1,(23)(a-b)(a+b)(a2+b2),=a4-b4;(24)(66x6y3-24x4y2+9x2y)÷(-3x2y).=-22x4y2+8x2y-3.分析:先算乘法,再算加法,然后再进一步解答即可.解答:解:9.5+0.5×2,=9.5+1,=10.5.故答案为:×.点评:关键是弄清运算顺序,然后再进一步解答即可. 请在这里输入关键词: 科目:小学数学 0.9×0.01= 1.6÷0.04= 8.4÷0.21= 12.5÷0.1= 0.32÷0.8= 0.45×0.2= 4.8÷0.08= 0.36÷1.8= 7.31×100= 0.25×4×9= 2.33×1.2= 0.62÷0.62-1= 5+3.2÷0.8= 7.5÷2.5×0= 3.9×0.01= 0.001+10.099= 0.63÷0.9= 8.95÷0.895= 科目:小学数学 题型:阅读理解 0.62-0.32= 0.75×100= 0.02×0.5= 0.75÷0.25= 0.36÷0.4= 0.64÷0.8= 0.72÷3.6= 0.35×0.6= 3.08×0.01= 4.95×1000= 4.95÷0.9= 9.65÷0.1= 0.325×100= 0.56÷0.7= 3.28×0.1= 3.9÷0.13= 0.01×0.1= 0.25×0.4= 1.25×0.8= 3.2÷0.04= 0.22×102= 16.5÷0.5= 0.84÷2.1= 7.8÷0.01= 0.56÷0.8= 0.18÷0.2= 4.5×0.02= 0.012×0.2= 3.6÷0.12= 0.96÷0.2= 10.5×0.4= 0.54÷0.6= 0.61+0.39= 4.08÷0.4= 0.8×0.11= 0.72+12.8= 5.6÷0.01= 0.75×100= 12.2÷0.2= 0.02×0.5= 0.75÷0.25= 1.75+32.5= 1.02×0.2= 0.26×0.3= 8.4×0.02= 0.8×0.05= 12.6÷0.03= 8.71÷0.1= 0.8×0.13= 8.08÷0.4= 3.27+0.63= 5.02×0.3= 0.7÷0.35= 0.72÷1.44= 0.48÷0.04= 1.25÷2.5= 0.32÷0.8= 12.25÷0.5= 73.5×0.1= 46.5+52.5= 0.45×102= 2.64+3.85+1.54= 4.2÷0.7÷6= 0.4×8.6×25= 0.27÷0.3= 0.65×101-0.65= 2.6×7÷2.6×7= 科目:小学数学 计算:(1)(2)(3)(4)1÷(1.3÷1.7)÷(1.7÷7)÷(7÷2.6)(5)(6)(7)(8)(9)(10). 科目:小学数学 题型:判断题 9.5+0.5×2=10×2=20. 精英家教网新版app上线啦!用app只需扫描书本条形码就能找到作业,家长给孩子检查作业更省心,同学们作业对答案更方便,扫描上方二维码立刻安装!努力加载中,请稍候... blue purpe ,欢迎您! 您已经连续签到1天,获得1个叶子钱,今天共有1次抽奖机会 梦幻大公仔 梦幻大公仔 您的位置:>>>> 梦幻西游2真の人品帝求超越 炼妖5+2=10技能须弥?   什么是人品帝?几张图告诉你一切,5技能吸血鬼+2技能须弥=10技能吸血鬼,技能全上去了!   OB我要投诉他!GM哥哥他开挂! 1人品帝炼妖http://i2./xyq/imgx/329_f925_lit.jpghttp://i2./xyq/imgx/329_f925_picset_lit.jpg2人品帝炼妖http://i2./xyq/imgx/329_a3_lit.jpghttp://i2./xyq/imgx/329_a3_picset_lit.jpg3人品帝炼妖http://i1./xyq/imgx/329_a78_lit.jpghttp://i1./xyq/imgx/329_a78_picset_lit.jpg4人品帝炼妖http://i2./xyq/imgx/329_ff8_lit.jpghttp://i2./xyq/imgx/329_ff8_picset_lit.jpg5人品帝炼妖http://i2./xyq/imgx/329_b2cc_lit.jpghttp://i2./xyq/imgx/329_b2cc_picset_lit.jpg6人品帝炼妖http://i1./xyq/imgx/329_be_lit.pnghttp://i1./xyq/imgx/329_be_picset_lit.png   更多直播: 1十技宝宝上全红http://i2./xyq/imgx/286_e2c_lit.jpghttp://i2./xyq/imgx/286_e2c_picset_lit.jpg2十技宝宝上全红http://i1./xyq/imgx/286_baf_lit.jpghttp://i1./xyq/imgx/286_baf_picset_lit.jpg3十技宝宝上全红http://i1./xyq/imgx/286_b514_lit.jpghttp://i1./xyq/imgx/286_b514_picset_lit.jpg4十技宝宝上全红http://i1./xyq/imgx/286_d129_lit.jpghttp://i1./xyq/imgx/286_d129_picset_lit.jpg5十技宝宝上全红http://i2./xyq/imgx/286_48_lit.jpghttp://i2./xyq/imgx/286_48_picset_lit.jpg6十技宝宝上全红http://i1./xyq/imgx/286_d06_lit.jpghttp://i1./xyq/imgx/286_d06_picset_lit.jpg7十技宝宝上全红http://i1./xyq/imgx/286_44_lit.jpghttp://i1./xyq/imgx/286_44_picset_lit.jpg8十技宝宝上全红http://i1./xyq/imgx/286_fdf_lit.jpghttp://i1./xyq/imgx/286_fdf_picset_lit.jpg9十技宝宝上全红http://i2./xyq/imgx/286_8b_lit.jpghttp://i2./xyq/imgx/286_8b_picset_lit.jpg10十技宝宝上全红http://i1./xyq/imgx/286_ce_lit.jpghttp://i1./xyq/imgx/286_ce_picset_lit.jpg11十技宝宝上全红http://i2./xyq/imgx/286_100106_bb417_lit.jpghttp://i2./xyq/imgx/286_100106_bb417_picset_lit.jpg12十技宝宝上全红http://i1./xyq/imgx/286_0f_lit.jpghttp://i1./xyq/imgx/286_0f_picset_lit.jpg13十技宝宝上全红http://i1./xyq/imgx/286_f5b_lit.jpghttp://i1./xyq/imgx/286_f5b_picset_lit.jpg14十技宝宝上全红http://i1./xyq/imgx/286_ba7e_lit.jpghttp://i1./xyq/imgx/286_ba7e_picset_lit.jpg15十技宝宝上全红http://i2./xyq/imgx/286_a54_lit.jpghttp://i2./xyq/imgx/286_a54_picset_lit.jpg16十技宝宝上全红http://i2./xyq/imgx/286_b6f8_lit.jpghttp://i2./xyq/imgx/286_b6f8_picset_lit.jpg17十技宝宝上全红http://i1./xyq/imgx/286_d15_lit.jpghttp://i1./xyq/imgx/286_d15_picset_lit.jpg18十技宝宝上全红http://i2./xyq/imgx/286_8b_lit.jpghttp://i2./xyq/imgx/286_8b_picset_lit.jpg19十技宝宝上全红http://i1./xyq/imgx/286_c39_lit.jpghttp://i1./xyq/imgx/286_c39_picset_lit.jpg20十技宝宝上全红http://i1./xyq/imgx/286_79_lit.jpghttp://i1./xyq/imgx/286_79_picset_lit.jpg21十技宝宝上全红http://i1./xyq/imgx/286_f67c_lit.jpghttp://i1./xyq/imgx/286_f67c_picset_lit.jpg22十技宝宝上全红http://i1./xyq/imgx/286_a0df_lit.jpghttp://i1./xyq/imgx/286_a0df_picset_lit.jpg23十技宝宝上全红http://i2./xyq/imgx/286_6a_lit.jpghttp://i2./xyq/imgx/286_6a_picset_lit.jpg24十技宝宝上全红http://i2./xyq/imgx/286_a82_lit.jpghttp://i2./xyq/imgx/286_a82_picset_lit.jpg25十技宝宝上全红http://i2./xyq/imgx/286_39_lit.jpghttp://i2./xyq/imgx/286_39_picset_lit.jpg26十技宝宝上全红http://i1./xyq/imgx/286_100110_aafbd_lit.jpghttp://i1./xyq/imgx/286_100110_aafbd_picset_lit.jpg27十技宝宝上全红http://i2./xyq/imgx/286_f8_lit.jpghttp://i2./xyq/imgx/286_f8_picset_lit.jpg28十技宝宝上全红http://i1./xyq/imgx/286_69_lit.jpghttp://i1./xyq/imgx/286_69_picset_lit.jpg29十技宝宝上全红http://i2./xyq/imgx/286_c8f_lit.jpghttp://i2./xyq/imgx/286_c8f_picset_lit.jpg30十技宝宝上全红http://i1./xyq/imgx/286_e6f_lit.jpghttp://i1./xyq/imgx/286_e6f_picset_lit.jpg31十技宝宝上全红http://i2./xyq/imgx/286_01_lit.jpghttp://i2./xyq/imgx/286_01_picset_lit.jpg32十技宝宝上全红http://i1./xyq/imgx/286_49_lit.jpghttp://i1./xyq/imgx/286_49_picset_lit.jpg33十技宝宝上全红http://i2./xyq/imgx/286_e8_lit.jpghttp://i2./xyq/imgx/286_e8_picset_lit.jpg34十技宝宝上全红http://i2./xyq/imgx/286_e1_lit.jpghttp://i2./xyq/imgx/286_e1_picset_lit.jpg35十技宝宝上全红http://i2./xyq/imgx/286_100113_feee7_lit.jpghttp://i2./xyq/imgx/286_100113_feee7_picset_lit.jpg36十技宝宝上全红http://i2./xyq/imgx/286_b8_lit.jpghttp://i2./xyq/imgx/286_b8_picset_lit.jpg37十技宝宝上全红http://i2./xyq/imgx/286_34_lit.jpghttp://i2./xyq/imgx/286_34_picset_lit.jpg38十技宝宝上全红http://i1./xyq/imgx/286_88_lit.jpghttp://i1./xyq/imgx/286_88_picset_lit.jpg39十技宝宝上全红http://i2./xyq/imgx/286_d8c_lit.jpghttp://i2./xyq/imgx/286_d8c_picset_lit.jpg40十技宝宝上全红http://i2./xyq/imgx/286_e9c_lit.jpghttp://i2./xyq/imgx/286_e9c_picset_lit.jpg41十技宝宝上全红http://i1./xyq/imgx/286_1a_lit.jpghttp://i1./xyq/imgx/286_1a_picset_lit.jpg42十技宝宝上全红http://i2./xyq/imgx/286_52_lit.jpghttp://i2./xyq/imgx/286_52_picset_lit.jpg43十技宝宝上全红http://i1./xyq/imgx/286_100115_db98b_lit.jpghttp://i1./xyq/imgx/286_100115_db98b_picset_lit.jpg44十技宝宝上全红http://i2./xyq/imgx/286_c1ad_lit.jpghttp://i2./xyq/imgx/286_c1ad_picset_lit.jpg45十技宝宝上全红http://i1./xyq/imgx/286_a7f8_lit.jpghttp://i1./xyq/imgx/286_a7f8_picset_lit.jpg46十技宝宝上全红http://i2./xyq/imgx/286_d5_lit.jpghttp://i2./xyq/imgx/286_d5_picset_lit.jpg47十技宝宝上全红http://i1./xyq/imgx/286_a2_lit.jpghttp://i1./xyq/imgx/286_a2_picset_lit.jpg48十技宝宝上全红http://i2./xyq/imgx/286_100117_da36e_lit.jpghttp://i2./xyq/imgx/286_100117_da36e_picset_lit.jpg49十技宝宝上全红http://i2./xyq/imgx/286_bc_lit.jpghttp://i2./xyq/imgx/286_bc_picset_lit.jpg50十技宝宝上全红http://i2./xyq/imgx/286_b6b_lit.jpghttp://i2./xyq/imgx/286_b6b_picset_lit.jpg51十技宝宝上全红http://i1./xyq/imgx/286_00_lit.jpghttp://i1./xyq/imgx/286_00_picset_lit.jpg52十技宝宝上全红http://i1./xyq/imgx/286_a40_lit.jpghttp://i1./xyq/imgx/286_a40_picset_lit.jpg53十技宝宝上全红http://i1./xyq/imgx/286_100118_daee1_lit.jpghttp://i1./xyq/imgx/286_100118_daee1_picset_lit.jpg54十技宝宝上全红http://i2./xyq/imgx/286_df_lit.jpghttp://i2./xyq/imgx/286_df_picset_lit.jpg55十技宝宝上全红http://i2./xyq/imgx/286_100118_fd4e2_lit.jpghttp://i2./xyq/imgx/286_100118_fd4e2_picset_lit.jpg56十技宝宝上全红http://i2./xyq/imgx/286_b3_lit.jpghttp://i2./xyq/imgx/286_b3_picset_lit.jpg57十技宝宝上全红http://i1./xyq/imgx/286_aea6_lit.jpghttp://i1./xyq/imgx/286_aea6_picset_lit.jpg58十技宝宝上全红http://i1./xyq/imgx/286_badd_lit.jpghttp://i1./xyq/imgx/286_badd_picset_lit.jpg59十技宝宝上全红http://i2./xyq/imgx/286_100120_bb058_lit.jpghttp://i2./xyq/imgx/286_100120_bb058_picset_lit.jpg60十技宝宝上全红http://i2./xyq/imgx/286_a7_lit.jpghttp://i2./xyq/imgx/286_a7_picset_lit.jpg61十技宝宝上全红http://i2./xyq/imgx/286_0d_lit.jpghttp://i2./xyq/imgx/286_0d_picset_lit.jpg62十技宝宝上全红http://i2./xyq/imgx/286_cc_lit.jpghttp://i2./xyq/imgx/286_cc_picset_lit.jpg63十技宝宝上全红http://i1./xyq/imgx/286_f8_lit.jpghttp://i1./xyq/imgx/286_f8_picset_lit.jpg64十技宝宝上全红http://i2./xyq/imgx/286_dd95_lit.jpghttp://i2./xyq/imgx/286_dd95_picset_lit.jpg65十技宝宝上全红http://i2./xyq/imgx/286_cf_lit.jpghttp://i2./xyq/imgx/286_cf_picset_lit.jpg66十技宝宝上全红http://i2./xyq/imgx/286_d396_lit.jpghttp://i2./xyq/imgx/286_d396_picset_lit.jpg67十技宝宝上全红http://i1./xyq/imgx/286_3d_lit.jpghttp://i1./xyq/imgx/286_3d_picset_lit.jpg68十技宝宝上全红http://i1./xyq/imgx/286_100122_ebd97_lit.jpghttp://i1./xyq/imgx/286_100122_ebd97_picset_lit.jpg69十技宝宝上全红http://i1./xyq/imgx/286_b5cb_lit.jpghttp://i1./xyq/imgx/286_b5cb_picset_lit.jpg70十技宝宝上全红http://i2./xyq/imgx/286_3e_lit.jpghttp://i2./xyq/imgx/286_3e_picset_lit.jpg71十技宝宝上全红http://i1./xyq/imgx/286_bf9_lit.jpghttp://i1./xyq/imgx/286_bf9_picset_lit.jpg72十技宝宝上全红http://i1./xyq/imgx/286_adc4_lit.jpghttp://i1./xyq/imgx/286_adc4_picset_lit.jpg73十技宝宝上全红http://i2./xyq/imgx/286_c1cb_lit.jpghttp://i2./xyq/imgx/286_c1cb_picset_lit.jpg74十技宝宝上全红http://i1./xyq/imgx/286_f2_lit.jpghttp://i1./xyq/imgx/286_f2_picset_lit.jpg75十技宝宝上全红http://i1./xyq/imgx/286_68_lit.jpghttp://i1./xyq/imgx/286_68_picset_lit.jpg76十技宝宝上全红http://i1./xyq/imgx/286_c7e7_lit.jpghttp://i1./xyq/imgx/286_c7e7_picset_lit.jpg77十技宝宝上全红http://i2./xyq/imgx/286_a7ad_lit.jpghttp://i2./xyq/imgx/286_a7ad_picset_lit.jpg78十技宝宝上全红http://i2./xyq/imgx/286_8d_lit.jpghttp://i2./xyq/imgx/286_8d_picset_lit.jpg79十技宝宝上全红http://i2./xyq/imgx/286_100125_cac9e_lit.pnghttp://i2./xyq/imgx/286_100125_cac9e_picset_lit.png 本文导航第1页:真の人品帝求超越炼妖5+2=10JN 12345678910 梦幻西游电脑版新闻 Andirod版 收听我们的微博 加入我们的QQ群: 叶子猪游戏网版权所有 广州畅悦网络科技有限公司5+3+2=+2+4=+6+3=+4+5=+2+5=? ◆ゝ孥劈﹏ 7+2+5=7×2=147×5=3514+35-2=47即为143547 为您推荐: 其他类似问题 1435~希望对你有帮助,请及时点击【采纳为满意回答】按钮~~手机提问的朋友在客户端右上角评价点【满意】即可~~你的采纳是我前进的动力~~ 第一个数乘以第二个数等于结果的前两位数,以5+3+2=151022为例,5*3=15; 第一个数乘以第三个数等于结果的中间两位数,以5+3+2=151022为例,5*2=10;结果前两位数加中间两位数减去第二个数就是结果的后两位数,以5+3+2=151022为例,15+10-3=22。7*2=14,7*5=35, 14+35=49 49-2=47 , 7+2+5=143547。

我要回帖

更多关于 3 x 2.1 10.5 的文章

 

随机推荐