The following equation represents the number of fish in a pond, f(x), after x number of weeks. f(x) = 500 (1.2)^x. at what rate is the fish population increasing or decreasing? (4.2)
a. decreasing at a rate of 1.2 fish each week.
b. decreasing at a rate of 20% each week.
c. increasing at a rate of 20% each week.
d. increasing at a rate of 1.2 fish each week.
e. increasing at a rate of 1.2% each week

honesty mood

step-by-step explanation:

a) y = -3x +2

b) y = 1/2x -6

these 2 can be combined into one equation.

-3x +2 = .5x -6

8 = 3.5x

x = 8 / 3.5 = 2.2857142857

y = -3 * (8 / 3.5) +2

y = (-24 / 3.5) + 2

y = -4.8571428571

step-by-step explanation:

step-by-step explanation:

i found the koficent of the linear function and i foun c acordind to the strict formula y=kx+c and then i took 2 as an x and replacet it on the formula i found and then foun the y