数学计算：
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
当前位置：数学运算 > 数学计算史 > 答案
总述：本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业：求算式 5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40 的值.
题型：数学计算
解:
5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+0.74574+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+0.74574+0.710228
=1.769738+0.822178+0.783027+0.74574+0.710228
=2.591916+0.783027+0.74574+0.710228
=3.374943+0.74574+0.710228
=4.120683+0.710228
=4.830911
答案:5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40=4.830911
☆算术计算1题
〖1/1算式〗
作业：求算式 5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40 的值.
题型：数学计算
解:
5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/1.05^38+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/1.05^39+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/1.05^40
=5/5.516015367592257+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+5/5.791816135971869+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+5/6.081406942770463+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+5/6.385477289908986+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+5/6.704751154404436+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+0.74574+5/7.039988712124658
=0.906451+0.863287+0.822178+0.783027+0.74574+0.710228
=1.769738+0.822178+0.783027+0.74574+0.710228
=2.591916+0.783027+0.74574+0.710228
=3.374943+0.74574+0.710228
=4.120683+0.710228
=4.830911
答案:5/1.05^35+5/1.05^36+5/1.05^37+5/1.05^38+5/1.05^39+5/1.05^40=4.830911
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