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Muhammad Noor Kholid , S. Pd. School math 1. www.khaleedismyname.wordpress.com. Buku-buku SMP. Pustaka :. Sifat dan operasi bilangan Barisan dan Deret Pers Linear Satu Variabel Himpunan (Diagram Venn) Relasi , Fungsi dan Garis Lurus SPLDV Hub garis dan sudut

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muhammad noor kholid s pd
Muhammad NoorKholid, S. Pd

School math 1

www.khaleedismyname.wordpress.com

materi
Sifatdanoperasibilangan
  • BarisandanDeret
  • Pers Linear SatuVariabel
  • Himpunan (Diagram Venn)
  • Relasi, FungsidanGarisLurus
  • SPLDV
  • Hub garisdansudut
  • KonsepSegitigadansegiempat
  • Lingkaran
  • BangunRuangsisidatardanLengkung
  • Kesebangunan
  • Teoridasarpeluang
MATERI
barisan dan deret aritmatik
*Sukuke-n

Un= a + (n-1)b

a= sukupertamaatau U1

b= (haruskonstant U2-U1= U3-U2=Un-Un-1)

*Deret/jumlahbarisan

Sn = ½.n.(a+Un)

Carirumuskedua

Sn = ½.n.{2a+(n-1)b}

Barisandanderetaritmatik
barisan dan deret geometri
Sukuke-n

Un = a.rn-1

r= rasiokonstant( U2/U1=U3/U2=Un/Un-1)

  • DeretGeometri
  • Sn= , untuk r>1
  • Sn = , untuk r<1
Barisandanderetgeometri
slide6
task

Tigasukuberurutanmembentukbar.aritmatik: x+2, 2x+3, 5x+6. tentukannilai x.

Diketahuibarisanaritmetikberikut: 5, 8, 11, 14,…

Tentukansukuke 22.

DiketahuiBarisanarit dg U5 =21 dan U17=81. tentukansuku ke.25

Suku ke.20 daribarisanaritmetikberikutadalah: 27, 23, 19, 15,…

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