Question

Fatore as expressões:

a) 3 x + 3y

b) a ³ + a⁶

c) a x - a y

d) 2 a + 2 x + ab

e) X³ + x² + x + 1

f) a x + a + b x + b

Answer 1

a) 3x + 3y

=> 3.(x + y) 

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b) a³ + a^6

=> a³.(1 + a³)

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c) ax - ay

=> a.(x - y)

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d) 2a + 2x + ab

2.(a + x) + ab
=> 2x + a. (2 + b) 

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e) x³ + x²  + x + 1

=> (x² + 1).(x + 1)

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f) ax + a + bx + b

a.(x + 1) + b.(x + 1)
=> (x + 1).(a + b)