Math, asked by princesrinivasulu2, 10 months ago

find the product using suitable properties (-17)×(-29)​

Answers

Answered by naavyya
11

Answer:

493

Step-by-step explanation:

(-17)×(-29)

= (-20 + 3) * (-30 + 1)                                          ∵ -20 + 3 = -17 and -30 + 1 = -29

= (-20 * -30) + (-20 * 1) + [3 * (-30)] + (3 * 1)      ∵  (a + b) * (c + d) = ac+ad+bc+bd

= 600 - 20 - 90 + 3

=  493

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