Answer:
16
Step-by-step explanation:
plugin -7 for where x is
f(-7)= (-3)(-7)-5
=21-5 is 16
Answer:
use cosine law
x^2 = 543^2 + 543^2 - 2(543)(543cos 128°
solve for x
Step-by-step explanation:
Answer: i dont know, gook luck
Step-by-step explanation:
Answer:
Slope = 1
Step-by-step explanation:
Just cut the piece into two and multiply all the sides