Find the LCD of the rational expressions in the list.
-$$\frac { a - 1 } { a ^ { 2 } + 2 a + 1 } , \frac { - 2 } { a ^ { 2 } + a }$$
A) $( a + 1 ) ^ { 2 }$
B) $a ( a + 1 ) ( a + 1 )$
C) $a + 1$
D) $a ( a + 1 ) ^ { 2 }$

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The Answer of Find the LCD of the rational expressions in the list.
-$$\frac { a - 1 } { a ^ { 2 } + 2 a + 1 } , \frac { - 2 } { a ^ { 2 } + a }$$
A) $( a + 1 ) ^ { 2 }$
B) $a ( a + 1 ) ( a + 1 )$
C) $a + 1$
D) $a ( a + 1 ) ^ { 2 }$

Find the LCD of the Rational Expressions in the List a−1a2+2a+1,−2a2+a\frac { a - 1 } { a ^ { 2 } + 2 a + 1 } , \frac { - 2 } { a ^ { 2 } + a }a2+2a+1a−1​,a2+a−2​

Find the LCD of the Rational Expressions in the List $\frac { a - 1 } { a ^ { 2 } + 2 a + 1 } , \frac { - 2 } { a ^ { 2 } + a }$