Learn how to find the nth term of a quadratic sequence with a=1, using the formula an² + bn + c. This GCSE Maths guide from MME (mathsmadeeasy.co.uk) explains the process with the example sequence 2, 9, 18, 29, 42.
A vibrant pink educational poster on quadratic sequences in algebra, showing the formula for finding the nth term (a=1), the sequence 2, 9, 18, 29, 42, and the general form an² + bn + c, with "GCSE Maths" and "MME mathsmadeeasy.co.uk" branding.