# Indefinite Integrals

# Leibniz (Fraction) Notation Exercises

### Example 1

For the integral, (a) identify *u* and *du* and (b) integrate by substitution.

### Example 2

For the integral, (a) identify *u* and *du* and (b) integrate by substitution.

### Example 3

For the integral, (a) identify *u* and *du* and (b) integrate by substitution.

### Example 4

For the integral, (a) identify *u* and *du* and (b) integrate by substitution.

### Example 5

For the integral, (a) identify *u* and *du* and (b) integrate by substitution.

### Example 6

Integrate by substitution.

### Example 7

Integrate by substitution.

### Example 8

Integrate by substitution.

### Example 9

Integrate by substitution.

### Example 10

Integrate by substitution.

### Example 11

Integrate.

### Example 12

Integrate.

### Example 13

Integrate.

### Example 14

Integrate.

### Example 15

Integrate.