February 2019 1 35 Report
1.Diketahui f(×)=2×+3.Jika f(n)=17 ,maka nilai n adalah....
a.5 b.7 c,10 d.14
2.Jika 7+2/3x =1/2(3x-6)maka nilai x-5 adalah...
a.-7 b.-5 c.5 d.7
3.Diketahui suku kedua dan suku kelima dari suatu barisan geometri berturut turut 8 dan 64,Suku kedelapan dari barisan geometri tersebut adalah....
a.128 b.256 c.512 d.1024

Tolong jawab pakai cara yah...,skrng
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