Question

please solve the question ​

Answer 1

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Answer 2

Answer:

x= -2 or 2

Step-by-step explanation:

• let 4^x=p
• now the equation becomes
• p+1/p=257/16
• p²+1=257p/16
• 16p²-257p+16=0
• by solving we get p=16 or 1/16
• now 4^x=16 , x=2
• and 4^x=1/16, x= -2
• thank u