Math, asked by siddhikanunje, 1 year ago

what is a answer of (1002)3 when we evaluyte it by using identity ?


Anonymous: Should I do like (1000+2)^3?

Answers

Answered by dnshanker
7
1002*3=3006 distributive poperty

siddhikanunje: but i want full method sir
siddhikanunje: sir can u plzz explain it and ans should be 1006012008
dnshanker: Then it is not 1002*3 but 1002 to power 3 means 1002*1002*1002 so it will be 10006012008
siddhikanunje: so how should we write the answer with solution plzzz explain me sir
siddhikanunje: sir plzzz can u help me to write the answer with solution
dnshanker: then we have to take it as (1000+3)^3 means (a+b)^3 means a^3+3a^2b+3ab^2+b^3
Anonymous: Sir! Just correct your answer or Give explain of it. Please!
dnshanker: (1000+3)^3= 1000^3+3*1000^2*3+3*1000*3^2+3^3
dnshanker: (1000+2)^3 so expand and write hope it was helpful and any doubt ask me again
Answered by Anonymous
18
Q. (1002)³
= (1000+2)³
= 1000³+3×1000²×2+3×1000×2²+2³
= 1000000000+6000000+12000+8
= 1006012008.

Anonymous: I hope it will help you.
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