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Solve the equation 2x2 + 12x - 7 = 0 by completing the square. Give your answers correct to 2 decimal places. Show step by step please!!!!
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3 votes
Solve the equation

2x2 + 12x - 7 = 0
by completing the square.
Give your answers correct to 2 decimal places.
Show step by step please!!!!

User Marouane
by
7.8k points

1 Answer

7 votes

Explanation:

4+12x=7

12x=7-4

12x=3

X=3/12

X=0.25

User Geoffroy CALA
by
8.8k points
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