Answer:
Step-by-step explanation:
Given the following expression:
And knowing that:
We get:
Move the 3 to the left side of the equation:
Apply the Quadratic formula:
In this case:
Substituting values into the Quadratic formula, we get:
I believe the answer is B, since what I was taught is that the reason the input is not the same is because energy gets wasted on other forms of outputs, such as heat, sounds, whatever your device isn’t meant to do.
Answer:
Step-by-step explanation:
y - 7 = -4(x - 0)
y - 7 = -4x + 0
y = -4x + 7