Question

Which expression is equal to p + (q + r)?
a. (p + q) .r
b.( p + q) +r
c. p + qr
d. q + pr

Answer 1

The answer is letter B.

Answer 2

Your answer is B. (p + q) + r
This is because when doing addition, the order of the addition doesn't matter, as in both instances all of the terms are getting added together. I hope this helps!