Answer:
the descending took 150 seconds
Step-by-step explanation:
Answer:
When heated calcium carbonate forms calcium oxide and carbon dioxide.
Hello there ^ _ ^
121x² + 64 = 0
121x² = 0 - 64
121x² = -64
x² = 64/121
Now take square root
x = +/-√-64/121
I hope this help!
Answer:
m = (y2 - y1) / (x2 - x1) = (10 - 6) / (-1 - (-6)) = 4 / 5 = 0.8
