What is expand (4m-9n)(4m+9n) ?

The solution to expand (4m-9n)(4m+9n) is 16m^2-81n^2

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expand (4m-9n)(4m+9n)

expand

(4 m - 9 n) (4 m + 9 n)

16 m^{2} - 81 n^{2}

Solution steps

(4 m - 9 n) (4 m + 9 n)

Apply Difference of Two Squares

(4 m - 9 n) (4 m + 9 n) : 16 m^{2} - 81 n^{2}

= 16 m^{2} - 81 n^{2}

8 + m^{3}

(4 x + 9 y)^{2}

4 d^{2} + 24 d + 35

(3 x - y + 2 z)^{2}

What is expand (4m-9n)(4m+9n) ?
The solution to expand (4m-9n)(4m+9n) is 16m^2-81n^2