*Double checking answer* A shelf is supported with brackets as pictured in the diagram below.
What is the width of the shelf?
I got 10 the first time but it was wrong, so please help and justify maybe?

What situation is an example of an observational study

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done