What is the nth term of the sequence 5, 7, 9, 11....
Difference between each number is +2Therefore the sequence is 2n + C
When n = 1 the value is (2x1) + C = 2 + C = 5C = 36
nth term is 2n + 3
CHECK
3rd term should be (2x3) + 3 = 6 + 3 = 9 Which is correct
TL
Related Maths GCSE answers
All answers ▸Expand and simplify: (2x+3)(x-8)
You are told that y is proportional to x^2 and that y=75, x=5. Find a formula for y in terms of x.
Sue has 2 cats. Each cat eats 1 4 of a tin of cat food each day. Sue buys 8 tins of cat food. Has Sue bought enough cat food to feed her 2 cats for 14 days? You must show how you get your answer.
How do I know how many roots a quadratic equation has?