1) What is the nth term of the sequence -1,3,7,11,...?
1 answer:
Answer:
Use the formula Tn=a+(n-1)d
a= the first term in the sequence which is - 1
d=the difference between the terms which is 4
Tn= -1+(n-1)(4)
Tn=-1+4n-4
Tn=4n-5
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