Question

Fatore as expressões:
A) 49ab + 7 ab²
B) 3 x + bx + 3y + by
C) x² + 4x + 4
D) 10a + 10b

Answer 1

Resposta:

a)49ab+7ab^2

49ab(1+7b)

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b)3x +bx +3y+by

x(3+b)+y(3+b)

(3+b).(x+y)

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c) x^2+4x+4

√x^2=x

√4=2

(x+2)^2

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d) 10a+10b

10(a+b)