Mathematics Specification B - 4MB1 PearsonEdexcel

Sequences

Muhtasari

A savings account that grows by the same amount each month, the number of tiles needed as a patio grows ring by ring, a population that doubles at fixed intervals: patterns like these are sequences, and spotting the rule behind them lets you predict any term without listing every one in between.

This topic trains you to recognise sequences built from a common difference, to recognise the handful of integer sequences that appear again and again in mathematics, and to continue any given sequence confidently, including ones where the pattern is not obvious at first glance.

Malengo

  1. Recognise sequences with a common difference or common integer sequences, and continue a given sequence

Maelezo ya Somo

A sequence is a list of numbers, called terms, arranged in a definite order according to some rule. Once the rule is identified, the sequence can be continued indefinitely, or a specific term far along the list can be found without writing out everything before it.

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Tathmini ya Somo

Hongera kwa kukamilisha somo la Sequences. Sasa kwa kuwa umechunguza dhana na mawazo muhimu, ni wakati wa kuweka ujuzi wako kwa mtihani. Sehemu hii inatoa mazoezi mbalimbali maswali yaliyoundwa ili kuimarisha uelewaji wako na kukusaidia kupima ufahamu wako wa nyenzo.

Utakutana na mchanganyiko wa aina mbalimbali za maswali, ikiwemo maswali ya kuchagua jibu sahihi, maswali ya majibu mafupi, na maswali ya insha. Kila swali limebuniwa kwa umakini ili kupima vipengele tofauti vya maarifa yako na ujuzi wa kufikiri kwa makini.

Tumia sehemu hii ya tathmini kama fursa ya kuimarisha uelewa wako wa mada na kubaini maeneo yoyote ambapo unaweza kuhitaji kusoma zaidi. Usikatishwe tamaa na changamoto zozote utakazokutana nazo; badala yake, zitazame kama fursa za kukua na kuboresha.

  1. What is the common difference of the sequence 12, 15, 18, 21? A) 2 B) 3 C) 4 D) 12 Answer: B
  2. Which sequence is the triangular numbers? A) 1, 2, 4, 8, 16 B) 1, 4, 9, 16, 25 C) 1, 3, 6, 10, 15 D) 2, 3, 5, 7, 11 Answer: C
  3. A sequence begins 2, 6, 12, 20 with second differences that are constant. What is the constant second difference? A) 1 B) 2 C) 4 D) 6 Answer: B
  4. The nth term of a sequence is 4n - 1. What is the 10th term? A) 35 B) 39 C) 40 D) 41 Answer: B
  5. In a Fibonacci-type sequence starting 2, 5, what is the fourth term? A) 7 B) 10 C) 12 D) 17 Answer: C

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Pakua programu ya Green Bridge CBT kwenye simu yako au kompyuta yako ili kupata maelezo kamili ya masomo, maswali ya mazoezi, na mengi zaidi.

Maelezo kamili ya masomo yenye michoro
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Soma bila mtandao, wakati wowote, mahali popote
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Inapatikana kwenye programu ya Green Bridge

Pakua programu ya Green Bridge CBT kwenye simu yako au kompyuta yako ili kupata maelezo kamili ya masomo, maswali ya mazoezi, na mengi zaidi.

Maelezo kamili ya masomo yenye michoro
Msaidizi wa kujifunza wa AI
Soma bila mtandao, wakati wowote, mahali popote
Inapatikana kwa Android, Windows, macOS, na Linux

Fanya Mazoezi ya Maswali ya Majaribio

Ungependa kufanya mazoezi ya maswali ya majaribio kuhusu Sequences? Pakua programu ya Green Bridge CBT ili kupata maswali ya majaribio na tathmini kamili za mazoezi kuhusu mada hii.

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