Question

if 2x-1/2x =4 find 4x2-2/4x2​

Answer 1

Answer:

(i) 2x – (1/2x) = 4

⇒ (2x – (1/2x)) 2 = (4)2

⇒ (2x)2 + (1/2x)2 – 2 × 2x × (1/2x) = 16

⇒ 4x2 + (1/4x2) - 2 = 16

⇒ 4x2 + (1/4x2) = 16 + 2

⇒ 4x2 + (1/4x2) = 18

Step-by-step explanation:

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