What is factor 2k^2+7k-9 ?

The solution to factor 2k^2+7k-9 is (k-1)(2k+9)

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factor 2k^2+7k-9

factor

2 k^{2} + 7 k - 9

(k - 1) (2 k + 9)

Solution steps

2 k^{2} + 7 k - 9

Break the expression into groups

= (2 k^{2} - 2 k) + (9 k - 9)

Factor out

2 k

from

2 k^{2} - 2 k : 2 k (k - 1)

Factor out

9

from

9 k - 9 : 9 (k - 1)

= 2 k (k - 1) + 9 (k - 1)

Factor out common term

k - 1

= (k - 1) (2 k + 9)

2 x - \frac{5}{3} > \frac{x}{3} + 10

1 + \frac{25}{144}

x + 1 = 3 x - 2

(2 m)^{- 3}

1200 - 4 x = 0