Question

plz solve it is very important and urgent​

Answer 1

Answer:

Answer is in the above picture

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Answer 2

★ Solution

→ Refer to the attachment

★ Extra Explanation.

________________________

• Rationalize the denominator.

• using identity

$\huge\longrightarrow (a^2-b^2)=(a+b)(a-b)$

• Solve the question.

• cancel out all the term.