3 years ago

Show that x = -2 is a solution of 3x² + 13x + 14 = 0

Mathematics

1 answer:

Oliga [24]3 years ago

3 0

Answer:

x= -2 is correct answer

Step-by-step explanation:

3(-2×-2)+13(-2)+14=0

3(4)+13(-2)+14=0

12+(-26)+14=0

12-26+14=0

12+14-26=0

26-26=0

0=0

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Show that x = -2 is a solution of 3x² + 13x + 14 = 0​

Show that x = -2 is a solution of 3x² + 13x + 14 = 0