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Popular >

factor 3x^2-18x-21

Solution

factor

3 x^{2} - 18 x - 21

Solution

3 (x + 1) (x - 7)

Solution steps

3 x^{2} - 18 x - 21

Factor out common term

3 : 3 (x^{2} - 6 x - 7)

= 3 (x^{2} - 6 x - 7)

Factor

x^{2} - 6 x - 7 : (x + 1) (x - 7)

= 3 (x + 1) (x - 7)

Popular Examples

factor 10x^2+23xy+12y^2 factor

10 x^{2} + 23 x y + 12 y^{2}

(0.1x)/(0.2)-(0.27x+0.18)/(0.04)=1

\frac{0.1 x}{0.2} - \frac{0.27 x + 0.18}{0.04} = 1

factor 125a^6+1 factor

125 a^{6} + 1

factor ax^2-abx+x-b factor

a x^{2} - ab x + x - b

simplify (3/4 a^3-2/3 b^4)^2 simplify

(\frac{3}{4} a^{3} - \frac{2}{3} b^{4})^{2}

Frequently Asked Questions (FAQ)

What is factor 3x^2-18x-21 ?
The solution to factor 3x^2-18x-21 is 3(x+1)(x-7)