Question

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
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Answer 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

mark me brainliest

Answer 2

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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