What is expand (2x+7y)(2x-7y) ?

The solution to expand (2x+7y)(2x-7y) is 4x^2-49y^2

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expand (2x+7y)(2x-7y)

expand

(2 x + 7 y) (2 x - 7 y)

4 x^{2} - 49 y^{2}

Solution steps

(2 x + 7 y) (2 x - 7 y)

Apply Difference of Two Squares

(2 x + 7 y) (2 x - 7 y) : 4 x^{2} - 49 y^{2}

= 4 x^{2} - 49 y^{2}

(x + 1) (x - 2) - (x + 2) (x - 3)

x^{2} - 2 x + 1

(x + 8) (x + 2)

x - x^{2} + x^{3} - x^{4}

2 x (x - 3)

What is expand (2x+7y)(2x-7y) ?
The solution to expand (2x+7y)(2x-7y) is 4x^2-49y^2