Solution
expand (5x2−11y7)25
Solution
525x50−524⋅275x48y7+523⋅36300x46y14−522⋅3061300x44y21+521⋅185208650x42y28−520⋅8556639630x40y35+519⋅313743453100x38y42−518⋅9367483099700x36y49+8064516⋅9.348E18x34y56−516⋅119⋅2042975x32y63+515⋅1110⋅3268760x30y70−514⋅1111⋅4457400x28y77+513⋅1112⋅5200300x26y84−435456001112⋅6.08143E23x24y91+36288001113⋅8.68775E21x22y98−1115⋅1.15837E20x20y105+28351116⋅1.13122E16x18y112−1117⋅422490234375x16y119+1118⋅37554687500x14y126−1119⋅2767187500x12y133+1120⋅166031250x10y140−1121⋅7906250x8y147+1122⋅287500x6y154−1123⋅7500x4y161+1124⋅125x2y168−1125y175
Solution steps
(5x2−11y7)25
Apply binomial theorem: (a+b)n=i=0∑n(in)a(n−i)bia=5x2,b=−11y7
=i=0∑25(i25)(5x2)(25−i)(−11y7)i
Expand summation
=0!(25−0)!25!(5x2)25(−11y7)0+1!(25−1)!25!(5x2)24(−11y7)1+2!(25−2)!25!(5x2)23(−11y7)2+3!(25−3)!25!(5x2)22(−11y7)3+4!(25−4)!25!(5x2)21(−11y7)4+5!(25−5)!25!(5x2)20(−11y7)5+6!(25−6)!25!(5x2)19(−11y7)6+7!(25−7)!25!(5x2)18(−11y7)7+8!(25−8)!25!(5x2)17(−11y7)8+9!(25−9)!25!(5x2)16(−11y7)9+10!(25−10)!25!(5x2)15(−11y7)10+11!(25−11)!25!(5x2)14(−11y7)11+12!(25−12)!25!(5x2)13(−11y7)12+13!(25−13)!25!(5x2)12(−11y7)13+14!(25−14)!25!(5x2)11(−11y7)14+15!(25−15)!25!(5x2)10(−11y7)15+16!(25−16)!25!(5x2)9(−11y7)16+17!(25−17)!25!(5x2)8(−11y7)17+18!(25−18)!25!(5x2)7(−11y7)18+19!(25−19)!25!(5x2)6(−11y7)19+20!(25−20)!25!(5x2)5(−11y7)20+21!(25−21)!25!(5x2)4(−11y7)21+22!(25−22)!25!(5x2)3(−11y7)22+23!(25−23)!25!(5x2)2(−11y7)23+24!(25−24)!25!(5x2)1(−11y7)24+25!(25−25)!25!(5x2)0(−11y7)25
Simplify 0!(25−0)!25!(5x2)25(−11y7)0:525x50
Simplify 1!(25−1)!25!(5x2)24(−11y7)1:−524⋅275x48y7
Simplify 2!(25−2)!25!(5x2)23(−11y7)2:523⋅36300x46y14
Simplify 3!(25−3)!25!(5x2)22(−11y7)3:−522⋅3061300x44y21
Simplify 4!(25−4)!25!(5x2)21(−11y7)4:521⋅185208650x42y28
Simplify 5!(25−5)!25!(5x2)20(−11y7)5:−520⋅8556639630x40y35
Simplify 6!(25−6)!25!(5x2)19(−11y7)6:519⋅313743453100x38y42
Simplify 7!(25−7)!25!(5x2)18(−11y7)7:−518⋅9367483099700x36y49
Simplify 8!(25−8)!25!(5x2)17(−11y7)8:8064516⋅9.348E18x34y56
Simplify 9!(25−9)!25!(5x2)16(−11y7)9:−516⋅119⋅2042975x32y63
Simplify 10!(25−10)!25!(5x2)15(−11y7)10:515⋅1110⋅3268760x30y70
Simplify 11!(25−11)!25!(5x2)14(−11y7)11:−514⋅1111⋅4457400x28y77
Simplify 12!(25−12)!25!(5x2)13(−11y7)12:513⋅1112⋅5200300x26y84
Simplify 13!(25−13)!25!(5x2)12(−11y7)13:−4790016001113⋅6.08143E23x24y91
Simplify 14!(25−14)!25!(5x2)11(−11y7)14:36288001113⋅8.68775E21x22y98
Simplify 15!(25−15)!25!(5x2)10(−11y7)15:−36288001115⋅1.15837E20x20y105
Simplify 16!(25−16)!25!(5x2)9(−11y7)16:28351116⋅1.13122E16x18y112
Simplify 17!(25−17)!25!(5x2)8(−11y7)17:−1117⋅422490234375x16y119
Simplify 18!(25−18)!25!(5x2)7(−11y7)18:1118⋅37554687500x14y126
Simplify 19!(25−19)!25!(5x2)6(−11y7)19:−1119⋅2767187500x12y133
Simplify 20!(25−20)!25!(5x2)5(−11y7)20:1120⋅166031250x10y140
Simplify 21!(25−21)!25!(5x2)4(−11y7)21:−1121⋅7906250x8y147
Simplify 22!(25−22)!25!(5x2)3(−11y7)22:1122⋅287500x6y154
Simplify 23!(25−23)!25!(5x2)2(−11y7)23:−1123⋅7500x4y161
Simplify 24!(25−24)!25!(5x2)1(−11y7)24:1124⋅125x2y168
Simplify 25!(25−25)!25!(5x2)0(−11y7)25:−1125y175
=525x50−524⋅275x48y7+523⋅36300x46y14−522⋅3061300x44y21+521⋅185208650x42y28−520⋅8556639630x40y35+519⋅313743453100x38y42−518⋅9367483099700x36y49+8064516⋅9.348E18x34y56−516⋅119⋅2042975x32y63+515⋅1110⋅3268760x30y70−514⋅1111⋅4457400x28y77+513⋅1112⋅5200300x26y84−4790016001113⋅6.08143E23x24y91+36288001113⋅8.68775E21x22y98−36288001115⋅1.15837E20x20y105+28351116⋅1.13122E16x18y112−1117⋅422490234375x16y119+1118⋅37554687500x14y126−1119⋅2767187500x12y133+1120⋅166031250x10y140−1121⋅7906250x8y147+1122⋅287500x6y154−1123⋅7500x4y161+1124⋅125x2y168−1125y175
Join 525x50−524⋅275x48y7+523⋅36300x46y14−522⋅3061300x44y21+521⋅185208650x42y28−520⋅8556639630x40y35+519⋅313743453100x38y42−518⋅9367483099700x36y49+8064516⋅9.348E18x34y56−516⋅119⋅2042975x32y63+515⋅1110⋅3268760x30y70−514⋅1111⋅4457400x28y77+513⋅1112⋅5200300x26y84−4790016001113⋅6.08143E23x24y91+36288001113⋅8.68775E21x22y98−36288001115⋅1.15837E20x20y105+28351116⋅1.13122E16x18y112−1117⋅422490234375x16y119+1118⋅37554687500x14y126−1119⋅2767187500x12y133+1120⋅166031250x10y140−1121⋅7906250x8y147+1122⋅287500x6y154−1123⋅7500x4y161+1124⋅125x2y168−1125y175:525x50−524⋅275x48y7+523⋅36300x46y14−522⋅3061300x44y21+521⋅185208650x42y28−520⋅8556639630x40y35+519⋅313743453100x38y42−518⋅9367483099700x36y49+8064516⋅9.348E18x34y56−516⋅119⋅2042975x32y63+515⋅1110⋅3268760x30y70−514⋅1111⋅4457400x28y77+513⋅1112⋅5200300x26y84−435456001112⋅6.08143E23x24y91+36288001113⋅8.68775E21x22y98−1115⋅1.15837E20x20y105+28351116⋅1.13122E16x18y112−1117⋅422490234375x16y119+1118⋅37554687500x14y126−1119⋅2767187500x12y133+1120⋅166031250x10y140−1121⋅7906250x8y147+1122⋅287500x6y154−1123⋅7500x4y161+1124⋅125x2y168−1125y175
=525x50−524⋅275x48y7+523⋅36300x46y14−522⋅3061300x44y21+521⋅185208650x42y28−520⋅8556639630x40y35+519⋅313743453100x38y42−518⋅9367483099700x36y49+8064516⋅9.348E18x34y56−516⋅119⋅2042975x32y63+515⋅1110⋅3268760x30y70−514⋅1111⋅4457400x28y77+513⋅1112⋅5200300x26y84−435456001112⋅6.08143E23x24y91+36288001113⋅8.68775E21x22y98−1115⋅1.15837E20x20y105+28351116⋅1.13122E16x18y112−1117⋅422490234375x16y119+1118⋅37554687500x14y126−1119⋅2767187500x12y133+1120⋅166031250x10y140−1121⋅7906250x8y147+1122⋅287500x6y154−1123⋅7500x4y161+1124⋅125x2y168−1125y175
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Frequently Asked Questions (FAQ)
What is expand (5x^2-11y^7)^{25} ?
The solution to expand (5x^2-11y^7)^{25} is