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Gopal Paul 1 year, 1 month ago (15601607)

x²+y²+z²=(x+y+z)²-2(xy+yz+zx) Or, 83=(15)²-2(xy+yz+zx) Or, 225-83=2(xy+yz+zx) Or, 142÷2=xy+yz+zx Or, xy +yz+zx = 71 We know, x³+y³+z³-3xyz=(x+y+z) (x²+y²+z²-xy-yz-zx) Or, x³+y³+z³-3xyz=15(83-71) =15×12 =180 Therefore, x³+y³+z³-3xyz=180

Himanshu Sharma 1 year, 4 months ago (15672460)

find the value of x3+y3+z3-3xyz if x2+y2+z2=83 and x+y+z=15
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Topper Student 1 year, 4 months ago (11328779)

1D = 1/1M
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Om Shil Shil 1 year, 4 months ago (14777244)

Kfjdjfjfjdj
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Divya Bharti 1 year, 4 months ago (15701417)

A combustion reaction Is a chemical reaction in which a fuel undergoes oxidation by oxdising agents,resulting in the release of energy (usually in the form of heat) .

Anshika Kumari 1 year, 4 months ago (14400452)

Two or more reactant combine to form a single product. Ex- Mg+O2= Mgo

Ayush Kumar 1 year, 4 months ago (15659928)

Omega

Topper Student 1 year, 4 months ago (11328779)

Methane
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Govardhan C Chinthi 1 year, 4 months ago (14362931)

1
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Gopal Paul 1 year, 4 months ago (15601607)

4√16=4×4 or, 16 4√81 =4×9 or, 36 Then 16÷36=4/9 Therefore, answer:4/9
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Topper Student 1 year, 4 months ago (11328779)

(-8k+5)-(5k-3)=(5k-3)-(2k+1) Solve this and you will get k
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Iqbir Iqbir 1 year, 4 months ago (15701677)

Hey

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