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Popular >

expand (x-4)(x+9)

Solution

expand

(x - 4) (x + 9)

Solution

x^{2} + 5 x - 36

Solution steps

(x - 4) (x + 9)

Apply FOIL method

(x - 4) (x + 9) : x^{2} + 5 x - 36

= x^{2} + 5 x - 36

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Frequently Asked Questions (FAQ)

What is expand (x-4)(x+9) ?
The solution to expand (x-4)(x+9) is x^2+5x-36