3 years ago

Find the 61st term of the arithmetic sequence

Mathematics

1 answer:

krek1111 [17]3 years ago

5 0

Answer:

Step-by-step explanation:

hello :

a(n) -a(n-1) = -16 (common differnce for arithmetic sequence)

-44-(-28) = (-28)-(-12) = -16

the ni-eme term is : a(n) = a(1) +(n-1)d d = -16 and a(1) = -12

so : a(n) = -12 +(n-1)(-16)

a(n) = -16n+4

continue for 61st term n = ?????

when : n= ? a(?) = -16(?)+3 =.....

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