Question:
The sum of –7pq and 2pq is
(a) –9pq
(b) 9pq
(c) 5pq
(d) – 5pq
Solution:
(d) – 5pq
The given two monomials are like terms.
Then sum of -7pq and 2pg = – 7pq + 2pq
= (-7 + 2) pq
= -5pq
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.