Answer:
(1,3)
Or
1<x<3
Step-by-step explanation:
x < 4 - 1
x < 3
x > - 7 + 8
x > 1
Intersection: *look at the picture*
Answer:
41/12
Step-by-step explanation:
Answer: It is the top right one.
Step-by-step explanation: That one passes the vertical line test. A function can't have any points that have the same x-coordinate.
Answer:



Step-by-step explanation:
Given



Solving (a): n
To solve for n;
We make use of

Substitute values for XY and XZ



Divide through by -6

Solving (b) XY

Substitute 3 for n



Solving (c): XZ

