Question

若3(a-b)=2(a+b),且a≠0,则a/b+b/a的值为?

Answer 1

3(a-b)=2(a+b)
3a-3b=2a+2b
a=5b
则a/b=5,b/a=1/5
所以原式=5+1/5=26/5

Answer 2

3(a - b) = 2(a + b)
3a - 3b = 2a + 2b
a = 5b

a/b + b/a
= 5b/b + b/5b
= 5 + 1/5
= 26/5