Answer:
A) 
Step-by-step explanation:
An equation is a function of
when
is the independent variable, that is:
(1)
Where
is the dependent variable.
According to this,
does not represent a function of
, since the independent variable is a function of
, that is,
. Therefore, the correct answer is A.
i believe this is it, ik it’s long but use this
Answer:
22
Step-by-step explanation:
ST is y and SU is 2y-4.
Note that SU = ST + TU = y + 18
So we have 2y - 4 = y + 18
2y - 4 = y + 18
2y = y + 22
y = 22
So ST is 22.
:)
Well, the interseciton of 2 planes would be a line, so it would be like line AB when it goes through the 2 points A and B