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NikAS [45]
3 years ago
11

Determine ‘a’ and ‘d’ for t7= 3 + 5x and t11= 3 + 23x (formula is tn= a + (n-1) x d)

Mathematics
1 answer:
stepladder [879]3 years ago
4 0

Answer:


Step-by-step explanation:

A=-xdn+xd+tn

D=-a-tn/x(n-1)

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