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)

\frac{12 !}{( 12 - 2 ) ! 2 !}

6 x^{2} + 6 x - 36 = 84

\frac{( k ! ) ^{2}}{( ( k + 1 ) ! ) ^{2}}

x^{2} = 22 + 10 x

2 \cdot 2 x^{\frac{5}{4}} - 2 x^{\frac{1}{4}}