Question

If x =
$\sqrt{5 + 2}$
5+ 2,
find the value of
${x}^{4} + 1 \div {x}^{4}$
​

Answer 1

Answer:

x=√5+2

x^4+1/x^4=(√5+2)^4+1/(√5+2)^4

=128/127

=1.00787402

Step-by-step explanation:

x=√5+2

x^4+1/x^4=(√5+2)^4+1/(√5+2)^4

=128/127

=1.00787402

hope it helps...

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