Question

Determinați soluțiile ecuațiilor:
$\frac{1}{2} {x}^{2} + 0.5 = \sqrt{0.25}$

$29( {x}^{2} - 3) = 0$
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Answer 1

1/2ײ+0,5=radical0,25 29(x²-3)=0

1/2x²+1/2=radical0,25 x²-3=0

1/2x²+1/2=radical1/4 x²=3

1/2x²+1/2=1/2 x=+-radical3

1/2x²=0 x=-radical3

x²=0 x=radical3

x=0