Answer:

Step-by-step explanation:
We want to prove algebraically that:

is a parabola.
We use the relations

and

Before we substitute, let us rewrite the equation to get:

Or

Expand :

We now substitute to get:

This means that:

Square:

Expand:




This is a parabola (0,2.5) and turns upside down.
Answer:
whaaaaaa
Step-by-step explanation:
please like and Mark as brainliest
Answer:
if its complemantary it is 24 degrees
if it supplemntary it is 115 degrees
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation:
since 10petrols=1 oil
therefore 5petrols=1/2