a forma fatorada da expressao ab + 5b - 2a - 10 e :
a) (a + 5 )(b - 2)
b) (a + 5 )(b - 2)
c) (a - 5 )(b - 2)
d) (a - 5 )(b+ 2)
a) (a + 5 )(b - 2)
b) (a + 5 )(b - 2)
c) (a - 5 )(b - 2)
d) (a - 5 )(b+ 2)
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Verified answer
ab + 5b - 2a - 10
b(a + 5) - 2( a + 5)
( b - 2)( a + 5 ) ou ( a + 5)( b - 2 )