What is factor ab+cd-bd-ac ?

The solution to factor ab+cd-bd-ac is (b-c)(a-d)

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factor ab+cd-bd-ac

factor

ab + c d - b d - a c

(b - c) (a - d)

Solution steps

ab + c d - b d - a c

Factor out common term

a

= a (b - c) + c d - b d

Factor out common term

d

= a (b - c) + d (c - b)

Rewrite as

= (b - c) a - (b - c) d

Factor out common term

(b - c)

= (b - c) (a - d)

4 x - 2 > 20

z - 5 = z^{2} - 25

\frac{3 x - 1}{5 x ^{2} - 1} > - 3

2 y^{2} + 9 y - 5

\frac{8.1 \cdot 1 0 ^{4}}{1.8 \cdot 1 0 ^{- 4}}