Question

Find the right pairs of like terms in the following :-
7a2b, 8b2a, 9ab2, 16ba2

These all two are the powers.
I'm not able to write power in the phone.
so i write big two.
pls give right answer.
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Answer 1

Answer:

(7a²b,16ba²) are like terms

(8b²a,9ab²) are like terms