Step-by-step explanation:
(1, -3). (3, 0)
(0 + 3)/(3 - 1) = 3/2 is the slope
The height of the telephone pole = 9 / 1.5 = 6 meters
For the last 2 questions,
1. 9/10
2. 7/12
This is just combining like terms.....
6n2 - 5n2 + 7n2
n2 + 7n2
=8n2
Answer:4
Step-by-step explanation: 144/36=4