One way is to solve for the inverse of the first function
remember, to solve, replace f(x) or g(x) with y, switch x and y, solve for y and replace it with
A.
nope, not A
<h3>What is the inverse function?</h3> The inverse function of a function f is a function that undoes the operation of f. The inverse of f exists if and only if f is bijective, and if it exists, is denoted by
B.
nope, not the same
not B
C.
The correct, answer is C.
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Answer:
See below
Step-by-step explanation:
3. What are two ways that a vector can be represented?
Considering a vector in some vector space
we have
This is the component form. I don't like that way. It is probably used in high school, but
is preferable because the inner product on is defined to be
You can also write it using linear form such as
4.
For this question, I think you meant
vectors
Once
Considering that the dot product is
and the norm of is
and the norm of is
Thus,
Let's use the line on the right side. In the smaller triangle, the length is 4. The same side on the bigger triangle is 12. The ratio of the smaller triangle to the bigger triangle is:
To find a side length for the bigger triangle, all you need to do is multiply by 3. The same side on the smaller triangle is 5. Multiply by 3
That means x = 15