Question

Questions are above
for 2nd problem give
reasons also!!!
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Answer 1

Answer:

Q1. Group like terms together

12x, 25x, x

25y, 12y, y

12, -25, 1

25xy, 2xy

5x²y, 4x²y

7xy², 3xy²

Q2. State true or false

(i) true

bcoz in 7x² the variable has power 2 and 2x variable has no power

(ii) true

bcoz in both terms variables are same having power 2

(iii) false

bcoz all three terms have different variable powers