
Bradford T. answered 03/19/21
Retired Engineer / Upper level math instructor
a1 = 1
an+1 = (an)2+3
a2 = 12+3 = 4
a3= 42+3 = 19
a4 = 192+3 = 361+3 = 364
Joseph J.
asked 03/19/21Bradford T. answered 03/19/21
Retired Engineer / Upper level math instructor
a1 = 1
an+1 = (an)2+3
a2 = 12+3 = 4
a3= 42+3 = 19
a4 = 192+3 = 361+3 = 364
Raymond B. answered 03/19/21
Math, microeconomics or criminal justice
a1 = 1
a2 = 1^2 + 3 = 4
a3 = 4^2 + 3 = 19
a4 = 19^2 + 3 = 364
Denise G. answered 03/19/21
Algebra, College Algebra, Prealgebra, Precalculus, GED, ASVAB Tutor
This is a recursive series, where the next term is found by using the one before it.
a1=1 Plug a1 into the formula provided to find a2
a2=(1)2+3=4 Plug in a2 into the formula provided to find a3
a3=(4)2+3=19 Plug in a3 into the formula provided to find a4
a4=(19)2+3=364
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