Question

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Answer 1

ᴀɴsᴡᴇʀ ɪs ɪɴ ɢɪᴠᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ.

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Answer 2

Step-by-step explanation:

1. (7+√5/7-√5)-(7-√5/7+√5)=a+7√5b
2. {(7+√5)^2-(7-√5)^2}/(7-√5)(7+√5)=a+7√5b
3. (7)^2+(√5)^2+2.7.√5-{(7)^2+(√5)^2-2.7.√5}/(7)^2-(√5)^2=a+7√5b
4. 49+5+14√5-49-5+14√5/49-5=a+7√5b
5. 28√5/44=a+7√5b
6. a=0&b=1/11