What is factor b^2-8b+15 ?

The solution to factor b^2-8b+15 is (b-3)(b-5)

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factor b^2-8b+15

factor

b^{2} - 8 b + 15

(b - 3) (b - 5)

Solution steps

b^{2} - 8 b + 15

Break the expression into groups

= (b^{2} - 3 b) + (- 5 b + 15)

Factor out

b

from

b^{2} - 3 b : b (b - 3)

Factor out

- 5

from

- 5 b + 15 : - 5 (b - 3)

= b (b - 3) - 5 (b - 3)

Factor out common term

b - 3

= (b - 3) (b - 5)

x^{2} - 12 = x

\frac{- 1 + 2 i}{5 - 6 i}

p^{2} - 10 p + 9 = 5

10 n^{2} = n^{2} + 16

x^{2} = - 75