Chapter 4.1B, Problem 9A

To determine

a.

To classify:

The statement “$\text{3}\cancel{\text{|}}\text{50 and 3|30 imply 3}\cancel{\text{|}}\text{(50+30)}$” as true or false.

To determine

b.

To classify:

The statement “$\text{3}\cancel{\text{|}}\text{50 and 3|30 imply 3}\cancel{\text{|}}\text{ (50}\cdot \text{30)}$” as true or false.

To determine

c.

To classify:

The statement “$3|(a+b)\text{ and }3\cancel{|}c\text{ imply }3\cancel{|}(a+b+c)$” as true or false.

To determine

d.

To classify:

The statement “$3\left|b\text{ implies }3\right|(b^2-b)$” as true or false.