212,153 views
24 votes
24 votes
Solve for x x^2 + 10x + 25 = 27

User Zouppen
by
2.6k points

1 Answer

26 votes
26 votes


~~x^2+10x+25 = 27\\\\\implies x^2+2\cdot 5 x +5^2 = 27\\\\\implies (x+5)^2 = 27\\\\\implies x +5 = \pm√(27)\\\\\implies x = -5 \pm√(3* 9)\\\\\implies x = -5 \pm3\sqrt 3\\\\\text{Hence,}~~ x = -5 + 3 \sqrt 3 ,~~~ x =-5-3\sqrt3

User Yuliia Ashomok
by
2.9k points
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