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YAYASAN PEMBINA LEMBAGA PENDIDIKAN (YPLP DIKDASMEN PGRI)
SMK PGRI 1 CILAMAYA WETAN
TEKNIK MEKANIK OTOMOTIF, AKUNTANSI & TEKNIK PENGOLAHAN MINYAK DAN PETROKIMIA
NSS: 402022112189 NPSN: 20276412
TERAKREDITASI “B”
JL. Raya Mekarmaya No. 45 Desa Mekarmaya Kecamatan Cilamaya Wetan – Kabupaten Karawang
E-mail: smkpgricilamaya@gmail.com No. Tlp/Hp: 085692187895
PENILAIAN TENGAH SEMESTER GANJIL (PTS) I
TAHUN PELAJARAN 2019 – 2020
Mata Pelajaran : Matematika Kelas : XI (Sebelas)
Guru Pengajar : Meilani Rahmawati, S. Pd Waktu: 90 Menit
Jawablah Pertanyaan di bawah ini dengan tepat dan benar!
1. Apa yang dimaksud dengan Induksi Matematika?
2. Dengan menggunkan deret cari untuk nilai n = 15 (Akuntansi) dan n = 17 (TPM,
TSM, TKR)
3. Dengan menggunkan Rumus Sn cari untuk nilai n = 35 (Akuntansi) dan n = 32 (TPM,
TSM, TKR) (catatan: jangan langsung isinya, tapi tulis terlebih dahulu rumus Sn-nya)!
4. Buktikan dengan menggunakan Induksi Matematika (berdasarkan prinsip induksi):
1 + 2 + 3 + ...n = n (n + 1) !
5. Formulasikan Persoalan Program Linier berikut!
PT. Padat Karya memproduksi dua macam batako: Batako Semen dan Batako Kapur.
Biaya pembuatan batako semen diperkirakan Rp. 650,-. Sedangkan biaya pembuatan
batako kapur diperkirakan Rp. 600,-. Batako semen dijual seharga Rp. 1000,- dan
batako kapur dijual seharga Rp 850,-. Untuk pembuatan kedua macam batako tersebut
dipergunakan 2 macam mesin, A adalah mesin pencampur dan B adalah mesin
pencetak. Untuk mencampur batako semen diperlukan waktu 1 jam dan untuk
mencetak batako semen diperlukan waktu 2 jam. Batako kapur dicampur selama 1.5
jam dan di cetak selama 1 jam. Selama satu bulan kapasitas mesin A 320 jam kerja.
Sedang kapasitas mesin B adalah 480 jam kerja. Tujuan perusahaan tersebut adalah
untuk memaksimumkan keuntungan.
Selamat Mengerjakan ∞
Lembar Jawaban
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Pts ganjil matematika_xi_2019[2]

  • 1. YAYASAN PEMBINA LEMBAGA PENDIDIKAN (YPLP DIKDASMEN PGRI) SMK PGRI 1 CILAMAYA WETAN TEKNIK MEKANIK OTOMOTIF, AKUNTANSI & TEKNIK PENGOLAHAN MINYAK DAN PETROKIMIA NSS: 402022112189 NPSN: 20276412 TERAKREDITASI “B” JL. Raya Mekarmaya No. 45 Desa Mekarmaya Kecamatan Cilamaya Wetan – Kabupaten Karawang E-mail: smkpgricilamaya@gmail.com No. Tlp/Hp: 085692187895 PENILAIAN TENGAH SEMESTER GANJIL (PTS) I TAHUN PELAJARAN 2019 – 2020 Mata Pelajaran : Matematika Kelas : XI (Sebelas) Guru Pengajar : Meilani Rahmawati, S. Pd Waktu: 90 Menit Jawablah Pertanyaan di bawah ini dengan tepat dan benar! 1. Apa yang dimaksud dengan Induksi Matematika? 2. Dengan menggunkan deret cari untuk nilai n = 15 (Akuntansi) dan n = 17 (TPM, TSM, TKR) 3. Dengan menggunkan Rumus Sn cari untuk nilai n = 35 (Akuntansi) dan n = 32 (TPM, TSM, TKR) (catatan: jangan langsung isinya, tapi tulis terlebih dahulu rumus Sn-nya)! 4. Buktikan dengan menggunakan Induksi Matematika (berdasarkan prinsip induksi): 1 + 2 + 3 + ...n = n (n + 1) ! 5. Formulasikan Persoalan Program Linier berikut! PT. Padat Karya memproduksi dua macam batako: Batako Semen dan Batako Kapur. Biaya pembuatan batako semen diperkirakan Rp. 650,-. Sedangkan biaya pembuatan batako kapur diperkirakan Rp. 600,-. Batako semen dijual seharga Rp. 1000,- dan batako kapur dijual seharga Rp 850,-. Untuk pembuatan kedua macam batako tersebut dipergunakan 2 macam mesin, A adalah mesin pencampur dan B adalah mesin pencetak. Untuk mencampur batako semen diperlukan waktu 1 jam dan untuk mencetak batako semen diperlukan waktu 2 jam. Batako kapur dicampur selama 1.5 jam dan di cetak selama 1 jam. Selama satu bulan kapasitas mesin A 320 jam kerja. Sedang kapasitas mesin B adalah 480 jam kerja. Tujuan perusahaan tersebut adalah untuk memaksimumkan keuntungan. Selamat Mengerjakan ∞
  • 2. 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