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प्रश्न
State, true or false of the given statement:
Product of 120 negative integers and 121 positive integers is negative.
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उत्तर
This statement is false.
Explanation:
The sum of two distinct numbers can only be zero if one of them is zero. As a result, this statement is true if one of the integers is zero, but it is false because the integers are not the same.
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संबंधित प्रश्न
Add: 9 + (–3)
Find the sum of: −36 and 1027
Simplify:
1056 + (−798) + (−38) + 44 + (−1)
Subtract: 18 from −34
Multiply: 118 by −7
Find the product: (−3) × (−7) × (−6)
Divide: 1765 by –1765
(−6) × 9 = ?
What should be added to 16 to get (−31)?
An atom changes to a charged particle called ion if it loses or gains electrons. The charge on an ion is the charge on electrons plus charge on protons. Now, write the missing information in the table given below:
| Name of Ion | Proton Charge | Electron Charge | Ion Charge |
| Hydroxide ion | +9 | – | –1 |
| Sodium ion | +11 | – | +1 |
| Aluminium ion | +13 | –10 | – |
| Oxide ion | +8 | –10 | – |
