The temperature at the beach at noon was 80 degrees F The temperature rose 10 degrees by 5pm then dropped by 15 degrees by 9pm. What is the temperature at 9pm?

Answer;

75 degrees

Step-by-step explanation:

80+10=90  90-15=75

(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.

step-by-step explanation:

what was your answer?