- f(x) = 4(x + 3)2 +1Find f(-9).
2 answers:
You might be interested in
Answer:
(3,-1)
Step-by-step explanation:
So we have the system of equations:
As directed, add straight down. The y-variable will cancel:
Now, divide both sides by 5. The left cancels:
So x is 3.
Now, substitute 3 for x in either of the equations:
Substitute 3 for x:
Multiply:
Subtract 9 from both sides:
So, our answer is: x=3, y=-1 or (3,-1).
And we are done :)
Answer:
The person that answered at the top is a legend!! The picture below is just proof that he/she is right!! :)
Step-by-step explanation:
9514 1404 393
see attached Starting with the original function, swap the variables x and y, then solve for y. The resulting function is the inverse of the original function.
i hope this help's pleazz dont report me okay
