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25 December, 02:34

Solve the equation by completing the square. Round to the nearest hundredth if necessary.

x^2+3x-5=0

1.66, 2.69

1.05, - 4.05

1.19, - 4.19

-8.75, 5.75

+1
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  1. 25 December, 02:58
    0
    1•19,-4•19

    Step-by-step explanation:

    x²+3x-5=0

    x²+3x=0+5

    x²+3x/2=5

    x² + (3x/2) ²=5+9/2

    √ (x+3/2) ²=19/2

    x=19/2-3/2,19/2+3/2

    x=1.19,-4.19
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