Find the best answers to your questions at Westonci.ca, where experts and enthusiasts provide accurate, reliable information. Our platform provides a seamless experience for finding reliable answers from a knowledgeable network of professionals. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

Write an explicit formula for the sequence 8,3,-2,-7,-12… then find a14

Sagot :

logo88
This is an arithmetic progression with common difference, d= -5 and first term, a=8
Tn= a+(n-1)d
Tn= 8+ (n-1) * -5
Tn= 8+-5(n-1)
Tn= 8-5n+5
Explicit Formula: Tn= -5n+13  
a14= -5(14)+13
= -70+13
= -57