Answer:
Step-by-step explanation:
a^2 - 5bc - 1
a = 7
b = 3
c = 2
7^2 - 5*3*2 - 1
49 - 30 - 1
18
Answer: Option D

Step-by-step explanation:
Note that the projectile height as a function of time is given by the quadratic equation

To find the maximum height of the projectile we must find the maximum value of the quadratic function.
By definition the maximum value of a quadratic equation of the form
is located on the vertex of the parabola:

Where 
In this case the equation is: 
Then

So:


Answer:
might be wrong..but i think its all real numbers
Hello Croary
We would first need to subtract 13.09cm from 21.59cm which will be 8.5cm, with the left over space, divide in half
<u><em>8.5/2 = 4.25cm</em></u>
:)
Answer:
B
Step-by-step explanation:
The parent function :> I'm not exactly 100% sure but I think this is what I remember it being!