We have the following function

We want to know what is the value of f(x) when x is 19

If you have additional questions feel free to ask.
Hope this helps.
Answer:
-4 sorry if not right i had this question before
Step-by-step explanation:
The statements that are rue for <span>all invertible n×n matrices A and B are:
</span><span>(A+B)(A−B)=A^2−B^2
</span>and
<span>(ABA^−1)^4=AB^4A^−1
</span>From the above results we can conclude that the correct options among all the options that are given in the question are option "B" and option "E". I hope the answer helps you.
Answer:
Step-by-step explanation:
In an acute angle, the side facing an angle is always termed Opposite
whereas the other side usually not the longest though is the Adjacent. take for example both sides have an angle, the value of the angle you want to use, the side directly facing it is called Opposite, whereas the other side usually not the longest though is the Adjacent