Math, asked by noyel99, 10 months ago

solve by completing the perfect square. 3x^2 + 2x - 1 = 0

Answers

Answered by salonidarji2004

1

3x^2 + 2x - 1 = 0

3x^2 + 3x - 1x - 1 = 0

3x(x+1) -1(x+1) = 0

(3x - 1)(x+1) = 0

3x - 1 = 0. or. x+1=0

x = 1/3. or x = -1

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salonidarji2004: plzz mark it as brainliest

mani3391: they asked perfect square....

mani3391: then -1 will be correct

salonidarji2004: noo 1/3

mani3391: y 1/3

mani3391: 1/3 is not a perfect square

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