Answer:

Step-by-step explanation:

Tsquare= Ksquare +Vsquare -2(K)(V) times cosT
I think that's what you mean
Answer:
x^2+5x-14
Step-by-step explanation:
you multiply both equations so that you get:
x^2-2x+7x-14
and then you simplify it to:
x^2+5x-14
<em><u>If you found this helpful please give it a thanks </u></em>
<em><u>I would also appreciate it if you give me a brainliest</u></em>
Answer:
x+9
Step-by-step explanation:
the perimeter of any polygon is the sum of all the sides