Question

If x²+1/4x²=8 ,find the value of x+1/2x​

Answer 1

16/31

Explanation:

x²+1/4x²=8

x²+1=32x²

1=32x²-x²

1=31x²

√1=√31x²

31x=1

x=1/31

Now x+1/2x

=31+1/2×31

=32/62

=16/31