What is factor m^2+m-72 ?

The solution to factor m^2+m-72 is (m-8)(m+9)

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factor m^2+m-72

factor

m^{2} + m - 72

(m - 8) (m + 9)

Solution steps

m^{2} + m - 72

Break the expression into groups

= (m^{2} - 8 m) + (9 m - 72)

Factor out

m

from

m^{2} - 8 m : m (m - 8)

Factor out

9

from

9 m - 72 : 9 (m - 8)

= m (m - 8) + 9 (m - 8)

Factor out common term

m - 8

= (m - 8) (m + 9)

8 a^{3} - 1

24 z + 20 z - 12 = 164

4 x - 2 (x + 1.75) = 4

7 x^{2} - 23 x = 0

9 x^{2} - 3 x - 2