A vertical parabola is: y = a(x-h)² + k
where (h,k) is the vertex and "a" is the vertical stretch/shrink.
A negative sign in front of the "a" represents a reflection over the x-axis.
y = a(x-0)² + 0
y = a(x)²
Answer: B (y = 3x²)
-4x is the slope and -12 is the y-intercept
Answer: something in the negatives
Step-by-step explanation:
Answer:
x = 4
Step-by-step explanation:
2x + 6 = 7x - 14
2x - 7x = - 14 - 6
-5x = -20
x = 4
Answer:
168
Step-by-step explanation:
