What is factor x^2-19x+90 ?

The solution to factor x^2-19x+90 is (x-9)(x-10)

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factor x^2-19x+90

factor

x^{2} - 19 x + 90

(x - 9) (x - 10)

Solution steps

x^{2} - 19 x + 90

Break the expression into groups

= (x^{2} - 9 x) + (- 10 x + 90)

Factor out

x

from

x^{2} - 9 x : x (x - 9)

Factor out

- 10

from

- 10 x + 90 : - 10 (x - 9)

= x (x - 9) - 10 (x - 9)

Factor out common term

x - 9

= (x - 9) (x - 10)

3 \cdot x^{2} - 9 = 0

704

- \frac{2}{3} (x - 5) = \frac{3}{2} (x + 1)

12 (x + 2) + 5 \leq 3 (4 x + 1) + 3

3 x^{4} - 3 y^{4}