Question

Find a- b = 8 and ab =5 find a+b and a²+b²

Answer 1

squaring on both sides for a-b
(a-b)^2=a^2+b^2-2ab=64
a^2+b^2=64+2ab(ab=5)
a^2+b^2=64+ 10=74

Answer 2

Step-by-step explanation:

the ans is this. it's the game of formula