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प्रश्न
Write (T) for true and (F) for false for the following statement:
15 ÷ (−1) = −15
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
A plane is flying at the height of 5000 m above the sea level. At a particular point, it is exactly above a submarine floating 1200 m below the sea level. What is the vertical distance between them?
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Subtract the numbers in the top row from the numbers in the first column and write the proper number in each empty box.
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| 3 | 3 – 6 = –3 | |||||||
| 8 | 8 − (−5) = 13 | |||||||
| –3 | ||||||||
| –2 |
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Divide: –76 by –19
2 less than −3 is
Write 'T' for true and 'F' for false for the following:
0 is an integer.
Zero is less than every positive integer.
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| 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 | – |
Represent the following numbers as integers with appropriate signs.
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