CBSE Class 7 Answered
What will be the sign of the product is we multiply together
a)8 negative integers and 1 positive integer?
b)21 negative integers and 3 positive integers?
c)199 negative integers and 10 positive integers?
Asked by MATHUR SRINIVASAN | 03 May, 2019, 10:59: AM
Expert Answer
Let a negative integer be -1 and a positive integer be 1.
a. (-1)8 × 1 = 1 ... positive integer
b. (-1)21 × (1)3 = -1 ... negative integer
c. (-1)199 × (1)10 = -1 .... negative integer
Answered by Yasmeen Khan | 03 May, 2019, 11:03: AM
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