Note that height is equal to 0 when time equals 0 and when time equals 4, but we are only concerned with time equal to 4
Answer:
See below
Step-by-step explanation:
The first one IS decay...as 'x' increases the function decreases
the second and third are NOT ...as 'x' increases the value increases
radioactive decay IS decay (obviously)
the one with e^2x is not ....it grows exponentially as x grows
and finally the last one is decay because as x gets larger the value of y gets smaller
Answer:
$ 3.75
Step-by-step explanation:
1/2 · $7.5 given
0.5 · $7.5 make 1/2 as decimal
$ 3.75 answer
Answer:
x = NoSolutions
Step-by-step explanation: