Answer:
(3, 5.1)(0, 0)(5, 8.5)
Step-by-step explanation:
A proportional relationship occurs only with a linear relationship that goes through the origin.
Answer:
45 min.
Step-by-step explanation:
1 1/2 hours = 90 min.
90 min. / 2 brothers = 45 min. each
Answer:
5 feet
Step-by-step explanation:
The path traveled by a bottlenose dolphin as it jumps out of water is modeled by the equation,

where y is the height above water and x is the horizontal distance in feet.
If a beam of light is shone upward at an angle modeled by the equation

A beam of light hit the dolphin.
So, line must be intersect path of dolphin.
Using substation method,
Substitute y=10-x into dolphin equation.





Hence, The beam hit dolphin at 5 feet.
Answer:
(0,-2)
Step-by-step explanation: