SOLUTION: How do I find the first term of the arithmetic sequence if a^4=16 and a^10=46?

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Question 609435: How do I find the first term of the arithmetic sequence if a^4=16 and a^10=46?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
there are 6 common differences between term 4 and term 10

the numerical difference between the terms is 30 (46 - 16)

so the common difference of the sequence is 5 (30 / 6)

term 1 is 3 common differences less than term 4