What is factor x^2-5x-66 ?

The solution to factor x^2-5x-66 is (x+6)(x-11)

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factor x^2-5x-66

factor

x^{2} - 5 x - 66

(x + 6) (x - 11)

Solution steps

x^{2} - 5 x - 66

Break the expression into groups

= (x^{2} + 6 x) + (- 11 x - 66)

Factor out

x

from

x^{2} + 6 x : x (x + 6)

Factor out

- 11

from

- 11 x - 66 : - 11 (x + 6)

= x (x + 6) - 11 (x + 6)

Factor out common term

x + 6

= (x + 6) (x - 11)

(\frac{1}{2} t^{2})^{2}

(c^{2} - 6 d^{2}) + (c^{2} - 2 c d + 2 d^{2})

p q^{2} - r q^{2} + r - p

12 - x > 5

- 6 (u + 1) + 8 u = 2 (u - 3)