Question

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Answer 1

Answer:

Refer attachment for your Answer.

• Telescopic method is a method for solving problems related to summation. It helps to look long and cancel then terms and get your answer.

NOTE

• In my answer, terms with black line are cancelled with help of telescopic method.
• It was a application of that method.

Hope this helps u.../

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Answer 2

Answer:

ʜᴇy yᴏᴜ ᴀꜱᴋᴇᴅ ᴍᴇ ᴋɴᴏᴡ ᴡʜᴏ ɪꜱ yᴏᴜʀ ꜰʀɪᴇɴᴅ ᴛᴀʟᴋ ᴡɪᴛʜ yᴏᴜ ᴛʜᴇ ɪᴅ ɴᴀᴍᴇ ɪꜱ ꜱᴛᴀʟɪꜱʜ ᴀʀyᴀ ᴏᴋᴀy

ʙᴇᴄᴀᴜꜱᴇ ɪ ᴀᴍ ꜱᴛᴜᴅᴇɴᴛ 8ᴀ 31 yᴏᴜ ᴀꜱᴋ ᴍᴇ ᴋɴᴏᴡ ꜱᴏ ɪ ᴀᴍ ᴛᴇʟʟ ᴏᴋᴀy ʙyᴇ