arithmetic & geometric progressions

arithmetic & geometric progressions

9th - 12th Grade

8 Qs

quiz-placeholder

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arithmetic & geometric progressions

arithmetic & geometric progressions

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
HSF.BF.A.2, HSA.SSE.B.4

Standards-aligned

Created by

NUR Moe

Used 22+ times

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8 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

the first three terms of an arithmetic progression are   12x,18,4x12-x,18,4x  .  Find x.

tiga sebutan pertama bagi suatu janjang aritmetik ialah   12-x,18,4x  .  cari x.

Tags

CCSS.HSF.BF.A.2

2.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

the fourth term of an arithmetic progression is 14 and the fifth term is 20. find the sum of the first 35 terms of the progression

sebutan keempat bagi suatu janjang aritmetik ialah 14 dan sebutan ke lima ialah 20. cari hasil tambah 35 sebutan pertama bagi janjang itu.

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

the sum of the first n terms of an arithmetic progression is given by     Sn=n2(5n+3)S_n=\frac{n}{2}\left(5n+3\right)  .  find the sum of the first 7 terms.

Hasil tambah n sebutan pertama bagi suatu janjang aritmetik diberi oleh     S_n=\frac{n}{2}\left(5n+3\right)  .  Cari hasil tambah 7 sebutan pertama.

4.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

the sum of the first n terms of an arithmetic progression is


   Sn=n2(5n+3)S_n=\frac{n}{2}\left(5n+3\right)  . Find the 5th term of the progression
Hasil tambah n sebutan pertama bagi suatu janjang aritmetik diberi oleh   S_n=\frac{n}{2}\left(5n+3\right)  . Cari sebutan ke-5 janjang itu.

Tags

CCSS.HSF.BF.A.2

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Given that k,5 and h are the first three terms of a geometric progression. Express in term of h the first term of the progression.

Diberi k, 5 dan h adalah tiga sebutan pertama bagi suatu janjang geometri. Ungkapkan dalam sebutan h sebutan pertama janjang itu.

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Given the third term of a geometric progression is 32 and the sum of the third term and the forth term is 16. Find the first term and the common ratio of the progression (tick two boxes for a and r).

Diberi sebutan ketiga janjang geometri ialah 32 dan hasil tambah sebutan ketiga dan keempat ialah 16. cari sebutan pertama dan nisbah sepunya janjang itu. (tandakan dua kotak untuk jawapan a dan r)

a= 128

a= -28

r= -16

r= -1/2

Tags

CCSS.HSF.BF.A.2

7.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Firdaus started working in a company on 1st January 2015 with initial salary of RM24000. every January the company increased his salary by 8% of the previous annual salary. calculate the total salary to the nearest ringgit paid to him by the company from year 2015 to 2020.

Firdaus mula bekerja di sebuah syarikat pada 1 Januari 2015 dengan permulaan gaji tahunan sebanyak RM24000. Setiap bulan januari syarikat menaikkan gajinya sebanyak 8% daripada gaji tahun sebelumnya.

Hitung jumlah gaji kepada ringgit terdekat yang dibayar kepada beliau oleh syarikat dari tahun 2015 hingga tahun 2020.

Tags

CCSS.HSF.BF.A.2

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