xD Surprise surprise, my 9 year old sister is stuck ;o Again, +rep for anyone who can help. 1) Tim investigates two other patterns of matches. Here are his results: For each table, answer the following questions: a) How many matches are being added on each time? b) How matches are needed for pattern number: i) 5 ii) 10 iii) 20? c) Write down formula for the number of matches needed for the pth pattern. Use P for the pattern number, and M for the number of matches required. 2) Here are the formulae for the nth term of a sequence. Write down the first five terms for each of them. a) 3n+4 b) 20-2n c) n2+4 3) Kerry thinks of the following sequence: 2, 6, 10, 14 a) What are the next three terms of Kerry's sequence? b) What is the 20th term> c) Find a formula for the nth term. d) Use your formula to find the 50th term..
Table 1 a)4 b)Can't be bothered, use c) c) m=1+4(p-1) Table 2 a) 3 b) Can't be bothered, use c) c)m=10+3(p-1) 2) I think you can do this John, you are 12.And I can't be bothered. Simple substitution. 3) a) 18,22,26 b) Can't be bothered, use c) c) 2+4(p-1) d) 2+4(49)