Solution assignment 02 Quadratic equations (factorizing)

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Assignment 2

Try to solve by factorizing:

x^2+7x+12=0

Solution

We have to find p and q such that:

pq=12 and p+q=7

The following values will do:

p=4 and q=3

So the equation can be written as:

(x+4)(x+3)=0

and thus the solutions are:

x=-4 or x=-3

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