If a,b,c are in arithmetic sequence then a = ...
2 answers:
Answer:
If a, b and c are in arithmetic progression, that means that a + c = 2b. So a + b, a + c and b + c are also in arithmetic progression.
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Answer:first term
Step-by-step explanation:
If a, b, c are in sequence then a is the first term
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tany+coty =
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Answer:
159
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35x-1 =-35 plus 34x20
-5n + 8 = -7
-5n + 8 - 8 = -7 -8
-5n = -15
-5n/-5 = -15/-5
n = 3
M=12.2
(7^2)+(10^2)=149
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Answer:
x=28
Step-by-step explanation:
