emily0265 emily0265

10-12-2018
Mathematics

contestada

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

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zleigreen zleigreen

10-12-2018

Answer:

Step-by-step explanation:

A=-xdn+xd+tn

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

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