Question

if a+b=4 ab =5 then a*a*a+b*b*b

Answer 1

➡HERE IS YOUR ANSWER⬇

a + b = 4 and ab = 5

Now,

${a}^{3} + {b}^{3} \\ \\ = {(a + b)}^{3} - 3ab(a + b) \\ \\ = {4}^{3} - 3.5.4 \\ \\ = 64 - 60 \\ \\ = 4$

⬆HOPE THIS HELPS YOU⬅