If a + b =10 and ab =21, find the value of a 3 + b 3 .

Question

Philoid · Accepted Answer

Given (a+b)=10 and ab = 21

Using, (a+b)³ = a³ + b³ + 3ab(a+b), we get,

If a+b=10 and ab=21, find the value of a3+b3.