(-17)×(-29)
Solve it using suitable property with full explanation
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Answered by
2
-17*(-29)=493 OK this the answer I hope you understand
amritrandhawa53:
name
Answered by
1
-17 = (-20+3)
-29= ( -20+(-9))
using identity (X + a) ×( X + b) = X ² +( A + B) X + ab
-17×-29= (-20)² +( 3-9) ×-20 + 3×-9
= 400+120-27
= 493
-29= ( -20+(-9))
using identity (X + a) ×( X + b) = X ² +( A + B) X + ab
-17×-29= (-20)² +( 3-9) ×-20 + 3×-9
= 400+120-27
= 493
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