Discover a world of knowledge at Westonci.ca, where experts and enthusiasts come together to answer your questions. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

Write an explicit formula for an, the nth term of the sequence 15, 7,-1,...​

Sagot :

Answer:

aₙ = a₁ - 8 x (n-1)

Step-by-step explanation:

a₁ = 15

a₂ = 7 = a₁ - 8 x 1

a₃ = -1 = a₁ - 8 x 2

........

aₙ = a₁ - 8 x (n-1)