Yes it’s a function and for every hour the fee will go up .50
A=Pe^rt
A: Total Amount
P:Principle ($500)
R: Rate 5% in decimal form
T: Time in years
A=500e^(.05*8)
A=745.912348821
Answer:

Step-by-step explanation:




1.3
You subtract 3.2 from 1.9 ; which gives you 1.3
Step-by-step explanation:
y = ¼x + 2
m1 = ¼
m of line perpendicular = m2
the formula is : m1×m2 = -1
=> m2 = -1 ÷ m1
= -1 ÷ ¼ = -4
so, the equation is :
y = -4x - 7 (option A)