Question

Tʜᴇ ᴍᴇᴀɴ ᴏғ 'ɴ' ɴᴜᴍʙᴇʀs ᴏғ ᴀ sᴇʀɪᴇs ɪs x. Iғ ᴛʜᴇ sᴜᴍ ᴏғ ғɪʀsᴛ (ɴ-1) ᴛᴇʀᴍs ɪs 'ᴋ', ᴛʜᴇɴ ᴛʜᴇ ɴ'ᴛʜ ɴᴜᴍʙᴇʀ ɪs

»»————> ᴡᴀɴᴛ ᴄᴏʀʀᴇᴄᴛ ᴀɴsᴡᴇʀ, ɴᴏ sᴘᴀᴍ , sᴘᴀᴍᴍᴇʀs sᴛᴀʏ ᴀᴡᴀʏ <————««

ᴍɪss ɪᴢᴢᴀᴛᴅᴀʀ♡~
━━━━━━━━━━━━━━━━━━​

Answer 1

$\huge\underline\mathbb\red{Ans}$

Mean = X

Sum of (N-1) term = K

Nth number = ?

So N Term = Sum if n terms - Sum of (n-1)term =

NX-K

Answer 2

Answer:

Mean = X

Sum of (N-1) term = K

Nth number = ?

So N Term = Sum if n terms - Sum of (n-1)term =

NX-K

Step-by-step explanation:

Hope it helps ❣️✨