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Substitute n = 1, 2, 3, 4, 5, and 6 into the formula un = n^2 + 2n - 1 to find the first six terms of the sequence. Difficulty: Easy Set the nth term equal to 75 and solve the quadratic equation to determine if 75 is a term in the sequence.
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Study with Quizlet and memorize flashcards containing terms like 2n+2, 6n+6, n²+3n+1 and more.
2 wrz 2019 · Videos and Worksheets; Primary; 5-a-day. 5-a-day GCSE 9-1; 5-a-day Primary; 5-a-day Further Maths; More. Further Maths; GCSE Revision; Revision Cards; Books; Quadratic nth Term Practice Questions. Click here for Questions. Click here for Answers. Quadratic sequences, nth term. Practice Questions. Previous: Area Under a Graph Practice Questions.
Learn The Quadratic Formula with free step-by-step video explanations and practice problems by experienced tutors.
5 wrz 2019 · GCSE Revision Cards. The Corbettmaths Practice Questions on the Quadratic Formula.
Quadratic Sequences: Worksheets with Answers. Whether you want a homework, some cover work, or a lovely bit of extra practise, this is the place for you. And best of all they all (well, most!) come with answers.