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Multiplication of Rational Expressions

State whether...

Question

State whether True or False.
Divide : $a^{2} + 7 a + 12$ by $a + 4$ , then the answer is $a + 3$ .

A

True

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B

False

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Solution

The correct option is A True
$F a c t o r i z i n g a^{2} + 7 a + 12, = a^{2} + 3 a + 4 a + 12 = (a + 3) (a + 4) D i v i d i n g b y a + 4, = a + 3$

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