Question

Multiply:(2x+3y) (2x-3y)

Answer 1

Answer:

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

4x² - 6xy + 6xy - 9y²

4x²-9y²

Answer 2

Answer:

$(2x + 3y) \times (2x - 3y)$

Applying identity-

$(a + b)(a - b) = (a {}^{2} - b {}^{2} )$

$(4x {}^{2} - 9y {}^{2} )$

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