Exercise 1.3
1. Find each of the following products :
(1) 5*(-1)
(ii) (-1) x 375
(iv) (-778) X (-1)
(v) (-18) X (-10) x 9
(vii) (-2) (-3) x (- 4) * (-5) (vii) (-20) (-2)(-5)*7
(.) (-1) * (-5) * (- 4) * (- 6)
(ii) (-11) (-30)
(ii) (- 15) x (-7) x 0
(ix) (-18)x(-5) (-4)
Solve with full explain
Answers
Answered by
1
Answer:
1. -5
2.-375
3.778
4.1620
5.120
6.-1400
7.120
8.330
9.0
10.-360
Step-by-step explanation:
whenever we multiply
+ × + signs result is positive
-×+ is negative
+ × - is negative
anything multiply by 0 is always0
- × - is positive
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Answered by
1
Step-by-step explanation:
•5×(-1)= (-5)
•(-1)×375=(-375)
•(-778)×(-1)=778
•(-18)×(-10)×9=180×9
=1620
•(-2)×(-3)×(-4)×(-5)=6×20
=120
•(-20)×(-2)×(-5)×7=40×(-35)
=(-1400)
•(-1)×(-5)×(-4)×(-6)=5×24
=120
•(-11)×(-30)=330
•(-5)×(-7)×0=0
•(-18)×(-5)×(-4)=(-18)×20
=(-360)
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