What is expand (a+b+5)(a-b-5) ?

The solution to expand (a+b+5)(a-b-5) is a^2-b^2-10b-25

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expand (a+b+5)(a-b-5)

expand

(a + b + 5) (a - b - 5)

a^{2} - b^{2} - 10 b - 25

Solution steps

(a + b + 5) (a - b - 5)

Distribute parentheses

= aa + a (- b) + a (- 5) + ba + b (- b) + b (- 5) + 5 a + 5 (- b) + 5 (- 5)

Simplify

aa + a (- b) + a (- 5) + ba + b (- b) + b (- 5) + 5 a + 5 (- b) + 5 (- 5) : a^{2} - b^{2} - 10 b - 25

= a^{2} - b^{2} - 10 b - 25

6 x + (14 x - 5) + (17 - 3 x)

- h^{5} + 9 h^{4} - 9 h^{3} + 81 h^{2}

(2) (x - 5)

(3 x - 2) (3 x - 5)

What is expand (a+b+5)(a-b-5) ?
The solution to expand (a+b+5)(a-b-5) is a^2-b^2-10b-25