What is factor k^2-3k-40 ?

The solution to factor k^2-3k-40 is (k+5)(k-8)

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factor k^2-3k-40

factor

k^{2} - 3 k - 40

(k + 5) (k - 8)

Solution steps

k^{2} - 3 k - 40

Break the expression into groups

= (k^{2} + 5 k) + (- 8 k - 40)

Factor out

k

from

k^{2} + 5 k : k (k + 5)

Factor out

- 8

from

- 8 k - 40 : - 8 (k + 5)

= k (k + 5) - 8 (k + 5)

Factor out common term

k + 5

= (k + 5) (k - 8)

1 \leq 4 - x \leq 3

w^{9} + g^{6}

2 \cdot \frac{π}{6}

82 \geq - 7 x + 2 (- 2 x - 3)

16 x^{3} + 250 y^{3}