Answer:
and 
Step-by-step explanation:
Given that,
.
Now, we have to calculate the values of
and
.
We know the identity that, 
So,
{Since
}
Now, 
Then, we know the identity, 
So,
(Answer) {Since
}
Answer:
See the figure attached
Step-by-step explanation:
Let's call :
x: positive response
y: negative response
then the score is:
2x - 3y
A career placement test eliminates a profession when a person receives a score of 18 or less, that's represented by the following inequality:
2x - 3y ≤ 18
Step-by-step explanation:
1. hundred thousand
2.hundred thousand