If the series is made up of numbers in an arithmetic progression, you have

where

is the first term and

is the common difference between terms.
Since the last term in the series is

, you have

Solve the system

and you'll find that the first term is

(with

).
Answer:
15.8
Step-by-step explanation:
since it is an isosceles triangle both sides are equal right so....
x=15.8
I hope this helps
The effect that 'h' have on the graph of a parabola is Horizontal shift or translation .
<h3>What is
translation?</h3>
A translation is the movement of a shape up, down , this can also be movement from side to side.
Even though there is movement, its appearance remains the same in any other way, hence, h values cause left or right movement with respect to the graph.
Learn more about the Horizontal shift at
brainly.com/question/3200658
#SPJ1
Answer:
True
Step-by-step explanation:
true and (not false) is <em>true</em>
_____
The result of the logical <em>and</em> operation is true if all of its contributors are true, which is the case here.