Question

if x+1/x=4,find value of x/x^2+x+1​

Answer 1

Answer:

answer is 1/5

Step-by-step explanation:

x/x^2+x+1= x/x (x+1+(1/x))

x gets cancelled numerator and denominator

so you are left with 1/(x+(1/x)+1)

now you know x+1/x =4

substitute 1/(4+1) =1/5