# Concave Down Exercises

### Example 1

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

f is decreasing.

### Example 2

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

f is negative.

### Example 3

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

' is decreasing.

### Example 4

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

' is negative.

### Example 5

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

" is decreasing.

### Example 6

Determine if the statement is equivalent to (means the same thing as) the statement

"f is concave down."

Explain your answer (whether the statement is equivalent or not).

" is negative.