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ANJALISAH768IN
Answered

If p+1/p - 7 then find the value of p³+1/p³ ​

Answer :

INSPIRATIONALGDANDYTIN

Answer:

322

Step-by-step explanation:

We have,

a^3+b^3=(a+b)^3-3ab(a+b)

p+1/p=7

Now,

p^3+1/p^3=(p+1/p)^3-3*p*1/p(p+1/p)

               =7^3-3(7)=343-21=322

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