Solution 2.3:3a
From Förberedande kurs i matematik 1
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- | + | The left-hand side of the equation consists of two factors, ''x'' and ''x'' + 3. The only possibilities that their product is zero are if either ''x'' or ''x'' + 3 is zero. Hence, the equation has the solutions ''x'' = 0 and ''x'' = -3. | |
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Current revision
The left-hand side of the equation consists of two factors, x and x + 3. The only possibilities that their product is zero are if either x or x + 3 is zero. Hence, the equation has the solutions x = 0 and x = -3.