Simplify: (3x-2y)(3x+4y)-(3x+2y)(3x-2y)

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Solution

The correct option is B

$(3 x - 2 y) (3 x + 4 y) - (3 x + 2 y) (3 x - 2 y) = (9 x^{2} + 6 x y - 8 y^{2}) - [9 x^{2} - 4 y^{2}] = - 4 y^{2} + 6 x y$

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Similar questions

Factorise :

$4 x (3 x - 2 y) - 2 y (3 x - 2 y)$

Find the continued products:
(i) $(x + 1) (x - 1) (x^{2} + 1)$
(ii) $(x - 3) (x + 3) (x^{2} + 9)$
(iii) $(3 x - 2 y) (3 x + 2 y) (9 x^{2} + 4 y^{2})$
(iv) $(2 p + 3) (2 p - 3) (4 p^{2} + 9)$

Simplify: (3x-2y)(3x+4y)-(3x+2y)(3x-2y)

Q. Simplify:

(3 x - 2 y) (3 x + 4 y) - (3 x + 2 y) (3 x - 2 y)

[3 M a r k s]

Q. Simplify:

\frac{(3 x - 2 y) (3 x + 4 y) - (3 x + 2 y) (3 x - 2 y)}{(- 4 y^{2} + 6 x y)}

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Simplify: (3x-2y)(3x+4y)-(3x+2y)(3x-2y)

The correct option is B (3x−2y)(3x+4y)−(3x+2y)(3x−2y)=(9x2+6xy−8y2)−[9x2−4y2]=−4y2+6xy

The correct option is B

$(3 x - 2 y) (3 x + 4 y) - (3 x + 2 y) (3 x - 2 y) = (9 x^{2} + 6 x y - 8 y^{2}) - [9 x^{2} - 4 y^{2}] = - 4 y^{2} + 6 x y$