Math, asked by ummekulsum91, 8 months ago

(x+7^2)=x^2+______+49
(2y_3)^2 =4y^2-12y+______
(3x+5)(3x-5)=_____-25​

Answers

Answered by ramakrishna2505
1

Answer:

1. 14x

2. 9

3.9x²

Step-by-step explanation:

Hope the ans help you

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