F(3)=2x2-3-5
= 4-3-5
=1-5
=-4
Step-by-step explanation:
B. One of the graphs is positioned 4 units lower than the other.
(as the drawing attached)
Answer:
$6.40
Hi...
a^2+b^2=c^2
b^2=c^2-a^2
b^2=22500-3600=18900
So...b=137/4