Question

(2x-3y)^2 (Explain with identity

Answer 1

Answer:

(a-b)^2=a2+b2-2ab

Step-by-step explanation:

so answer is 4x2+9y2-12xy

Answer 2

Answer:

4x^2 + 12xy - 9y^2

Step-by-step explanation:

(2x-3y)^2

(a-b)^2 = a^2 + 2ab - b^2

a = 2x , b = 3y

(2x)^2 + 2(2x)(3y) - (3y)^2

4x^2 + 12xy - 9y^2

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