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# Computing Derivatives

# Lines Exercises

### Example 1

Find the derivative of the function *f*(*x*) = 3*x* + 5.

### Example 2

Find the derivative of the function *f*(*x*) = 2*x.*

### Example 3

Find the derivative of the function *f*(*x*) where *f* is the line that passes through the points (4,5) and (-1,-2).

### Example 4

Find the derivative of the function *f*(*x*) = 4.

### Example 5

Find the derivative of the function *f*(*x*) = 7(*x *- 1) + 3.