<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%2B18x%2B79%3D0" id="TexFormula1" title=" x^{2} +18x+79=0" alt=" x^{2} +18x+7

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adell [148]

3 years ago

9=0" align="absmiddle" class="latex-formula">

Mathematics

1 answer:

strojnjashka [21]3 years ago

4 0

X² + 18x + 79 = 0
x = -(18) +/- √((18)² - 4(1)(79))
 2(1)
x = -18 +/- √(324 - 316)
 2
x = -18 +/- √(8)
 2
x = -18 +/- 2√(2)
 2
x = -9 + √(2)
x = -9 + √(2) x = -9 - √(2)

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