Question

Add:
(a) 4pq,p-q,²pq-q
(b)5a²b,-5ab², -3ab², 4a²b
(c) ab-3a, 3b-ab,3a-3b
(d) x+y-2,y-x+2,x-y+2
(e) x² - y² - 1,y²- 1 -x²,1-x²-y²​

Answer 1

a power 2 + 3 power 2 +3ab

Step-by-step explanation:

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