100 Tricks to Appear Smart in Meetings: How to Get By Without Even Trying

100 Tricks to Appear Smart in Meetings: How to Get By Without Even Trying

Matematika q.

suku ke - 48 dari barisan bilangan 3 , 10 ,17, 24 , 31 ,..... adalah

===============
gunakan cara
jangan copas
sangat tidak ramah​

q.

suku ke - 48 dari barisan bilangan 3 , 10 ,17, 24 , 31 ,..... adalah

===============
gunakan cara
jangan copas
sangat tidak ramah​

Jawaban:

Aritmatika

3, 10, 17, 24, 31,...

a = suku pertama= 3

b = beda suku = U2 - a = 10 - 3 = 7

..

Suku ke -48;

Un = a + (n - 1)b

U48 = 3 + (48-1)7

U48 = 3 + (47 x 7)

U48 = 3 + 329

U48 = 332

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