IS negative while
10.
(9) X (-5) X(-6) (-1) is positive? Give reason.
5. Find the sign of product if we multiply together
(a) 8 positive and 5 negative integers.
(b) 5 positive and 6 negative integers.
(C) 7 negative and 4 positive numbers.
6. Which one is greater
(a) (-4) (-2) (-1) or (4) X (-2) X (-1)
(b) (-2) X (5) (-7) or (-1) X (-5) x 8
(c) (-4) X 0 X (-3) or (- 4) * (- 3)
(d) (- 7) * (-5) (-1) or (-7) X (1) X (-5)
7. Fill in the blanks and name the property used.
11.
12.
(a) (-3) * (- 1) = ( - )*(-3) commuterin
* (1)} x 5 = (1 x 5) (-4) Sochet
Answers
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2
Answer:
6 ans. (a) (-4) (-2) (-1) <(4) ×(-2) ×(-1)
-8 < +8
(b) (-2) ×(5) (-7)> (-1) ×(-5) ×8
+70 > +40
(c) (-4) ×0×(-3) <(-4) *(-3)
0 < +12
(d) (-7) *(-5) (-1) <(-7) ×(1) ×(-5)
-35 < +75
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