What is factor 9a^2-8a-1 ?

The solution to factor 9a^2-8a-1 is (9a+1)(a-1)

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factor 9a^2-8a-1

factor

9 a^{2} - 8 a - 1

(9 a + 1) (a - 1)

Solution steps

9 a^{2} - 8 a - 1

Break the expression into groups

= (9 a^{2} + a) + (- 9 a - 1)

Factor out

a

from

9 a^{2} + a : a (9 a + 1)

Factor out

- 1

from

- 9 a - 1 : - (9 a + 1)

= a (9 a + 1) - (9 a + 1)

Factor out common term

(9 a + 1) : (9 a + 1) (a - 1)

= (9 a + 1) (a - 1)

ln (\frac{1}{e})

x^{2} + 11 x y + 24 y^{2}

10 \cdot \frac{3}{5}

3 (x - 2) = 6

(5 \cdot 37) - 14 = 2 y + 15