Check the picture below.
make sure your calculator is in Degree mode.
A
The first function is a quadratic or curve meaning x has an exponent. Since it’s to the left of an open circle, we use <
The second function is linear equation so x has no exponent. Since it’s to the right of a closed circle, we use greater than or equal to >/=
Step-by-step explanation:
here is the explanation in pictures
We assume you intend that cars shipped to Japan are modeled by
j(n) = 2·3^(n-1)
and that those shipped to Vietnam are modeled by
v(n) = 5 + 11·(n-1)
The value of j(n) will exceed the value of v(n) in
month 4.