Answer:
Explanation:
Correct option is D)
Given (3q+7p
2
−2r
3
+4)−(4p
2
−2q+7r
3
−3)
According to the rules of subtraction of algebraic equation, we have negative sign will
Becomes positive and so we have to keep the big numerical sign.
Now arrange the variables in rows we get
(3q+7p
2
−2r
3
+4)−(4p
2
−2q+7r
3
−3)=(3p
2
+5q−9r
3
+7)