If x2-4x+1=0 then what is the value of x9+x7-194 x5-194 x3 ?
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x7(x²+1)-194x³(x²+1)...(1)
now,x²-4x+1=0
x²+1=4x
by factorisation ,we getx=2±√3
put in 1
x7(4x)-194x³(4x)
4x8-776x⁴
4x⁴(x²-194)
put both value of x seperately and get ur ans
now,x²-4x+1=0
x²+1=4x
by factorisation ,we getx=2±√3
put in 1
x7(4x)-194x³(4x)
4x8-776x⁴
4x⁴(x²-194)
put both value of x seperately and get ur ans
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0
Answer:
answer is -4 confirm guys
Step-by-step explanation:
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