The explicit form for a sequence is a n =4n-5 Write the first four terms in the sequence.
5 answers
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plug 1 thru 4 into the equation
a1 = (4 * 1) + 5
a2 = (4 * 2) + 5
etc.
a1 = (4 * 1) + 5
a2 = (4 * 2) + 5
etc.
C. -9, -13, -17, -21, -25
An = -4n-5
To get the first five terms just put 1,2,3,4,5 in where there is n
Example
A(1) = -4(1)-5 = -9
Repeat this process for each number
To get the first five terms just put 1,2,3,4,5 in where there is n
Example
A(1) = -4(1)-5 = -9
Repeat this process for each number
A(2) =4(1)+5