answer this question plz
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Answered by
1
Answer:
5.04296875
Step-by-step explanation:
x+1/x =3
x+1=3x
1= 3x-x
1=2x
x=1/2
so submit in the equation
x^8 +3x^7+x^6 +5
(1/2)^8+3(1/2)^7+(1/2)^6 +5
1/256+3(1/128)+(1/64)+5
=5.04296875
Answered by
1
Answer:
Step-by-step explanation:
Answer:
5.04296875
Step-by-step explanation:
x+1/x =3
x+1=3x
1= 3x-x
1=2x
x=1/2
so submit in the equation
x^8 +3x^7+x^6 +5
(1/2)^8+3(1/2)^7+(1/2)^6 +5
1/256+3(1/128)+(1/64)+5
=5.04296875
pl mark me as the brainliest
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