Question

What should be added to xxx 5 7 3 3 2 + ++ so that it is completely divisible by x x2 2 + ?

Answer 1

here is your answer in the picture

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Answer 2

-(x + 3) should be added  to x³ + 5x² + 7x + 3 show that it is completely divisible by x² + 2x

Step-by-step explanation:

Correct Question :

What should be added to x³ + 5x² + 7x + 3 show that it is completely divisible by x² + 2x

                      x  + 3

x² + 2x  = _|  x³ + 5x² + 7x + 3 |_

                     x³ + 2x²

                    _______

                             3x² + 7x + 3

                              3x² + 6x

                              _______

                                       x + 3

                                     ______

-(x + 3) should be added

x³ + 5x² + 7x + 3 -(x + 3)

= x³ + 5x² + 6x

= (x² + 2x)(x + 3)

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