Question

If a=2 and b=3 , find the value of ( ab + ba

)

-1

.​

Answer 1

Given,

a = 2 & b = 3

So, (ab + ba) - 1

Here, ab = ba

→ 2ab -1

→ 2(2)(3) - 1

→ 12 - 1

→ 11 ___________________(Ans.)