Multiply

Question

(b+1/3)(b+1/5)

Answer 1

(b + 1/3)(b + 1/5)
b^2 + 1/5 b + 1/3 b + 1/15
b^2 + 8/15 b + 1/15

don't let the fractions get in the way; it's just a normal binomial multiplication.