Question

√2x + 1 to the power 4 = 2 find the value of x​

Answer 1

Answer:

x+ 1/x = 2 <＝> (x+1/x)²= 2² <＝> x²+2*x*1/x+1/x²= 4 <＝> x²+2+1/x²=4 <＝>x²+1/x²=2

(x²+1/x²)²=4 <＝> x^4 + 2 +1/x^4 =4

x^4 + 1/x^4 = 2

Answer 2

Answer:

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