Answer:
First term of the sequence is
Step-by-step explanation:
Let be the first term and be the common difference
We have
The sum of the second term and the ninth term of an arithmetic sequence is
The sum of the third and fourth terms of the same sequence is
eqn 1 - eq2
Substituting in eqn 1
First term of the sequence is
Answer:
hope it helps you
Step-by-step explanation:
A computer downloads a movie at a constant rate. What does the slope represent? 2000
Download (megabytes)
000-
400
Time (min)
CLEAR
CHECK
Number of minutes for download completion
Downloading speed in megabytes per minute
Unit rate of minutes per megabyte
Unit rate of megabytes per movie
Sorry for the late response, but the formula would be:
Circumference = pi x diameter
Circumference = 3.14 x 8
Circumference = 25.12
Hope this helps!!
Answer:
9669
Step-by-step explanation:
69
Answer:
<h2>89.5°</h2>
Step-by-step explanation:
Using the vector formula
|u| = magnitude of vector u
|v| = magnitude of vector v
u.v is the dot product of vector u and v
Given |u| = 88, |v| = 99 and u.v = 77, to get we will substitute the given values into the equation above;