On what? Adding subtracting making a fraction tree
Answer:
Because to get a straight line you need a scale. Otherwise you will not be able to graph a straight line.
Hope this helps:)
I haven’t done the answer yet but an app that helps with this is calculator soup
1:3 thanks for the points
Answer:

Step-by-step explanation:
We can use the double angle identity for sine.

The given expresion is

We apply the identity to get:

We simplify to obtain;

This simplifies to:
The correct answer is D