If the first term is 5 and the fifth term is 25 what is the 100nt term of that sequence
Answers
Answered by
0
Answer:
25= 5+4d
d= 20/4 = 5
So 100 th term is
a + 99 d = 5+99(5) = 100×5 = 500
Step-by-step explanation:
Answered by
1
Answer:
a=5
a5=25
a5=a+4d
25=5+4d
25-5=4d
20=4d
20/4=d
5=d
a100=a+(n-1)d
=5+(100-1)×5
=5+99×5
=5+495
=500
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