English, asked by harbansingh, 1 month ago

find the value of each of the following products
1. (-3)×15
2. 4×(-13)
3. (-23)×(-31)
4. (-3)×(-2)×7
5. 2×(-3)×(-1)×(-5)​

Answers

Answered by shreyank2916
3

Answer:

-15

-52

73

42

-30

Explanation:

multiplication of sign and multiplication of numbers are important

Answered by ratanchandel
8

Answer:

first you know the formula

(-) × (-) = +

(+) × (-) = -

(+) × (+) = +

in the formula you able to solve these

1 = -45

2= -52

3= 713

4= 42

5 = -30

this is your answer plz mark me excellent

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