Answer:
A
Step-by-step explanation:
Answer:
Step-by-step explanation:
The given series is
The first term of this arithmetic sequence is
the last term is
The sum of the first n-terms is given by
The first 10 terms is
Answer:
thx
Step-by-step explanation:
Answer:
The three given points are the vertices of a right triangle.
Step-by-step explanation: