Question

You are given a problem that involves multiplying a positive number and a negative number. Which of the following are reasonable answers? Select all that apply. Please Help!!
A) -2
B) 10
C) 2
D) -10

Which of the following are reasonable answers for the product of two negative numbers and a positive number? Select all that apply. Please Help!!

A) -15
B) 45
C) 20
D) -40

Answer 1

First question:. A and D. Second question: B and C .

Answer 2

Answer with explanation:

Keep in mind following properties of multiplication of two integers

1. (-a) × (-b)= + ab

2. (-a) × (b)= - (ab)

3. a × (-b)= - (ab)

(a.)

So, Product of a Positive number and Negative number will be Negative.

Option A: -2

 Option D: -10

(b)

Product of two negative numbers and a positive number

  =As product of Two negative will be positive and positive multiplied by positive will be Positive.

Option B: 45

Option C: 20