Find an explicit formula for the arthimetic sequence -11,-3,5,13.....
b(n)=
Answers
Answered by
1
Step-by-step explanation:
a1= -11
d=a2-a1
= (-3)-(-11)
=8
d=8
formula for a p is
an=a1+(n-1)d.
Answered by
0
Answer:
b(n) = -11 + (n-1)8
b(n) = a + (n-1)d
a = -11 1st term
d=common difference = -3 - (-11) = -3 + 11 = 8
Similar questions