Missing term

What is the missing term in the sequence? _____, 13, 30, and 47?

Correct answer:

a1 =  -4

Step-by-step explanation:

a2=13 a3=30 a4=47  d1=a4−a3=47−30=17 d2=a3−a2=30−13=17  d1=d2  a1=a2−d1=13−17=−4

Try another example


We will be pleased if You send us any improvements to this math problem. Thank you!






Showing 1 comment:
#
Math student
This helped me a lot thanks! 😊

avatar









You need to know the following knowledge to solve this word math problem:

Related math problems and questions:

  • Missing term 2
    seq What is the missing term for the Geometric Progression (GP) 3, 15, 75,__, 1875?
  • In the 8
    seq In the A. P. 36, 39, 42, …, which term is 276?
  • Arithmetic progression 2
    seq_sum The 3rd term of an Arithmetic progression is ten more than the first term, while the fifth term is 15 more than the second term. Find the sum of the 8th and 15th terms of the Arithmetic progression if the 7th term is seven times the first term.
  • Percentages and numbers
    20_percent How many percent is number 69 smaller than number 276?
  • Find d 2
    lines Find d in an A. P. whose 5th term is 18 and 39th term is 120.
  • Soup
    polevka 47% of pupils at the school to eat in the canteen, 1/47 of students who eat in the canteen eat lunch soup. a) What percentage of pupils who eat in the canteen and eat soup for lunch? b) What percentage of all pupils of school eat lunch soup?
  • AS - sequence
    matematika_icon What are the first ten members of the sequence if a11=22, d=2.
  • The raw
    statistics The raw data presented here are the scores (out of 100 marks) of a market survey regarding the acceptability of new product launched by a company for random sample of 50 respondents: 40 45 41 45 45 30 30 8 48 25 26 9 23 24 26 29 8 40 41 42 39 35 18 25 35
  • Sequence 11
    sequence_geo What is the nth term of this sequence 1, 1/2, 1/3, 1/4, 1/5?
  • 10th term
    seq_sum What is the 10th term of the Arithmetic Progression if x1=4 and d=5?
  • Geometric progressiob
    eq2 If the sum of four consective terms of geometric progression is 80 and arithmetic mean of second and fourth term is 30 then find terms?
  • AP - simple
    progression Find the first ten members of the sequence if a11 = 132, d = 3.
  • Modulo
    modulo Find x in modulo equation: 47x = 4 (mod 9) Hint - read as: what number 47x divided by 9 (modulo 9) give remainder 4 .
  • Sequence 3
    75 Write the first 5 members of an arithmetic sequence: a4=-35, a11=-105.
  • Rectangle
    rectangle_inscribed_circle The rectangle is 21 cm long and 38 cm wide. Determine the radius of the circle circumscribing rectangle.
  • What is 10
    numbers2 What is the 5th term, if the 8th term is 80 and common ratio r =1/2?
  • Sequence
    sunflower Between numbers 1 and 53 insert n members of the arithmetic sequence that its sum is 702.