Question

Factories : if (2a-3)whole square -3a​

Answer 1

Answer:

Ans =(-6a)2+9

Step-by-step explanation:

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Answer 2

Answer:

4a^2 + 9 - 15a

Step-by-step explanation:

(a-b)^2 = a^2 + b^2 -2×a×b

4a^2 + 3^2 - 2×4a×3

4a^2 + 9 - 24a - 3a

4a^2 + 9 - 27a

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