Given the arithmetic sequence with a15=38 and d=-3 find a1?
a1 a1 - First term
38 a1 - nth term
15 n - number of terms
NA S - sum of n terms
-3 d - common difference
a1 a1 - First term
38 a1 - nth term
15 n - number of terms
NA S - sum of n terms
-3 d - common difference
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Answer:
rerwite f(x) = ax² + bx + c in the form f(x) = a (x-h)² + k