if one zero of the polynomial xsq - 4x + 1 is 2+√3 then find other Zero
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Step-by-step explanation:
one zero of the polynomial x sq - 4x + 1 is 2+√3 then find other Zero is its conjugate
conjugate of 2+√3 is 2-√3
so , one zero of the polynomial x sq - 4x + 1 is 2+√3 then find other Zero 2-√3
or
product of zeroes = 1
(2+√3) other root = 1
other root = 1/(2+√3)
= 1/(2+√3) ×( 2-√3)(2-√3)
= (2-√3)/(4-3)
= (2-√3)/1
=( 2-√3)
so one zero of the polynomial x sq - 4x + 1 is 2+√3 then find other Zero= 2-√3
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