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24.06.2020 •
Mathematics
Triangle ABC is shown below.
What is the length of line segment AC?
7
А
9
2х
ОООО
3х -7
-
14
18
B
4х - 10
С
Solved
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Ответ:
Please see the attached picture for full solution
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Good luck on your assignment
Ответ:
a₁₃ = 98
Step-by-step explanation:
The nth term of an arithmetic sequence is
where a₁ is the first term and d the common difference
Here a₁ = 2 and d = a₂ - a₁ = 10 - 2 = 8 , then
a₁₃ = 2 + (12 × 8) = 2 + 96 = 98