What is factor 4a^2-21a+5 ?

The solution to factor 4a^2-21a+5 is (4a-1)(a-5)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor 4a^2-21a+5

factor

4 a^{2} - 21 a + 5

(4 a - 1) (a - 5)

Solution steps

4 a^{2} - 21 a + 5

Break the expression into groups

= (4 a^{2} - a) + (- 20 a + 5)

Factor out

a

from

4 a^{2} - a : a (4 a - 1)

Factor out

- 5

from

- 20 a + 5 : - 5 (4 a - 1)

= a (4 a - 1) - 5 (4 a - 1)

Factor out common term

4 a - 1

= (4 a - 1) (a - 5)

x^{2} - x + 0.003 = 0

\frac{q}{3} < 3

\frac{8 x ^{2} y ^{3} - 6 x ^{3} y}{2 x ^{2} y}

\frac{1}{3} \cdot \frac{2}{5}

4 x + 9 = 5 x - 3 - x + 6