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2,5,8,8,11,14
tentukan suku ke 100!!!
jawab:U100=a+(n-1)*b
2+(100-1)*3
2+99*3=299
deret:
3,5,7,9
tentukan U10=...?
jawab:U10=n÷2(2a+(n-1×b))
jawab:U10=10÷2(2.3+(10-1×2))
5(6+(9×2))
5(6+18)
5×24
120.
maaf kalo salah...!!!!!!!!!!!!