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29.09.2019 •
Mathematics
For the recursive definition, find an explicit formula that represents the same sequence.a(n) = a(n − 1) + 10; a(1) = 12
a. a(n) = 10n + 2
b. a(n) = 10a(n − 1) + 2
c. a(n) = 2n + 10
d. a(n) = 2a(n − 1) + 10
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Ответ:
.A(n) = A(1) +(n-1)d (general term of arithmetic secquence)
d : common difference A(1) : the first term
A(n) = 12+(n-1)(10)A(1) = 12 d = 10
A(n) = 12 +10n -10
A(n) = 10n+2( answer : a. A(n) = 10n + 2 )
Ответ:
0.07
Step-by-step explanation: