Bror simplifies the expression (x^2+3x+2) / (x+2) as follows:

x^2+2, x is not equal to - 2

His teacher tells him that his answer is incorrect. State what Bror did wrong, and then simplify the expression correctly.

Question

Betty Boop

Mathematics

26 December, 19:49

Bror simplifies the expression (x^2+3x+2) / (x+2) as follows:

x^2+2, x is not equal to - 2

His teacher tells him that his answer is incorrect. State what Bror did wrong, and then simplify the expression correctly.

+5

Answers (1)

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Abraham Bishop · Answer 1

Bror should factor out (x^2 + 3x + 2) using the quadratic formula and that will be (x + 2) (x + 1).

Then he will simply that [ (x + 2) (x + 1) ] / (x + 2) becomes x + 1.

Therefore x + 1 = 0 will be x = - 1.

Bror simplifies the expression (x^2+3x+2) / (x+2) as follows:x^2+2, x is not equal to - 2His teacher tells him that his answer is incorrect. State what Bror did wrong, and then simplify the expression correctly.

Bror simplifies the expression (x^2+3x+2) / (x+2) as follows:

x^2+2, x is not equal to - 2

His teacher tells him that his answer is incorrect. State what Bror did wrong, and then simplify the expression correctly.