R = √5 ≈ 2.236 ≈ 2.24
2.24 x 2.24 x 3.14 = 15.755264 ≈ 15.8
Cost A = 600+50y
Cost B = 1200+40y
the variables are the years that pass and the cost over time
Answer:
C
Step-by-step explanation:
x-4 is zero when x=4
so the one that contains the factor (x-4)
C
Answer:When you reflect a point across the y-axis, the y-coordinate remains the same, but the x-coordinate is transformed into its opposite (its sign is changed). ... Remember that each point of a reflected image is the same distance from the line of reflection as the corresponding point of the original figure.
Step-by-step explanation:
