x² - 4x+2=0 find roots of the equation
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Answer:
x2-4x+2=0
Step-by-step explanation:
D=b2-4ac
=(4)2-4×1×2
=16-8
=8
x=-b+-√D/2a
=4+-√8/2×1
=4+-2√2/2
~ 4+2√2/2
=2(2+√2)/2
=2+√2
~4-2√2/2
=2-√2
the two zeros are(2+√2)(2-√2)...
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