multiply and divide integers

Which problem would give you an undefined answer?

A positive times a negative will always create a _______.

• Negative

• Positive

(-3)(-2)(-4)

• 6

• 24

• -6

• -24

• 10

• 1

• -10

• -1

5(-10)(-9)

• -50

• -450

• 450

• 50

• -90

• 90

• -120

• 120

A negative times a negative will create a _______.

• Negative

• Positive

• 28

• -28

• 112

• -112