Ken hikes a trail at a constant rate of 4/5 of a mile every 2/5 of an hour. He stops for a 3/4 hour lunch. He wants to hike at least 20 miles. What is the minimum account of time ken will be on the trail.

there is no question content here, but you for the free points! : d

(1, –1), (16, –4), (36, –6)

step-by-step explanation:

given that the function is

this can also be written as

we have to graph this function and check which list of points lie on the graph

see attachment for graph:

we find that the points lying are (1,-1) (16,-4) and (36,-6)

since square root is there we find that x can only be posiitve but y can be since square root both positive and negative.

sina-sinb

cosb+cosa

tana-tanb

cos0+cos x pi/3

20tan

step-by-step explanation: