Question

expand each expression using algebraic identitie
1. (x-2y)^2
2. (2x+3y)^2​

Answer 1

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3. Always maintain social distance.

4. Try to get vaccinated.

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6. Stay home if you feel unwell.

7. Cover your nose and mouth with your bent elbow or a tissue when you cough or sneeze.

8. Wear a mask when physical distancing is not possible.

9. Always eat or drink immunity foods or drinks.

10. Please follow lock down.

Answer 2

1) (x-2y) ²

Expand the expression

X²-2 X x 2y + (2y)²

Calculate Rewrite

answer

X²- 4xy + 4y²

2):- (2x+3y)^²

steps

1)first expand it

(2x) ² + 2x 2X x 3y +( 3y)²

2)Rewrite Calculate

answer

4x² + 12xy +9y²

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