tolong jawaban dan cara nya bro

a=10
b=7

Un=a+(n-1)b
U48=10+47(7)
U48=10+329
U48=339

Please, let me answer your question :)
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Mapel : Matematika
Pembahasan :

Un = U1 + (n-1) x b
Un = 10 + (n-1) x 7
Un = 10 + 7n - 7
Un = 7n + 10 - 7
Un = 7n + 3

U48 = 7n + 3
U48 = 7 x 48 + 3
U48 = 336 + 3
U48 = 339

Yg D jawabannya.

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