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steposvetlana [31]
3 years ago
11

Suppose T(n) = n(n +1)/2. Find T(10).

Mathematics
1 answer:
jek_recluse [69]3 years ago
4 0

Answer:

D. 55

Step-by-step explanation:

T(n) =  \frac{n(n +1)}{2} \\  \\ T(10) =  \frac{10(10 +1)}{2}  \\  \\T(10) =  \frac{10\times 11}{2}  \\  \\T(10) =  5 \times 11 \\  \\  \huge \red{ \boxed{T(10) =  55}}

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3 years ago
Gina invests $1,677 in an account paying 8.61% simple interest annually. How much interest has Gina gained after six years? a. $
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Answer:

Option (c) is correct.

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Given: Gina invests $1,677 in an account paying 8.61% simple interest annually for 6 years.

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4 years ago
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Learn more about required production units here:brainly.com/question/13061264

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