Answer:
Rhombus Square
Step-by-step explanation:
Hi, do you have to picture?
Answer:
= is your answer
Step-by-step explanation:
Note the name of the symbols.
"<" means <em>less than</em>
">" means <em>greater than</em>
"=" means <em>equal</em>
"≤" means <em>less than or equal to</em>
"≥" means <em>greater than or equal to</em>
When x equals 3, it means x = 3
~
It's dependent on the context. A book may ask you to find the f'(x) of a function and you may have to use a u sub in your problem which requires you to find the dy/dx of what you substitute. So in this case both would be used.