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Let us invent an operation ""^(ast) for ...

Let us invent an operation `""^(ast)` for integers such that for two integers a and b.
`a ""^(ast)b = a+b+(-2a)` Determine
`5""^(ast)(-2)`.

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BETOPPERS-NUMBER SYSTEM - I-SUMMATIVE WORKSHEET
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  2. Add the integers in each of the following : 3002, -888

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  4. Find the sum : (-7)+(-9)+4+(-10)

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  6. Find the sum : (-147)+79+(-265)+(-39)

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  7. Find the sum : 056+(-798)+(-38)+56.

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  8. Let us invent an operation ""^(ast) for integers such that for two int...

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  9. Let us invent an operation ""^(ast) for integers such that for two int...

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  10. Which of the following statements are true ? Zero is a negative inte...

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  11. Which of the following statements are true ? 0 + 0 = 0

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  16. The sum of two integers is -337. If one of them is 250, find the other...

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  17. A place is 37 m above sea level and another is 35 m, below sea level. ...

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  18. The sum of two integers is -639. If one of them is 529, find the other...

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  19. Find the difference of the sum of odd numbers and sum of even numbers ...

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  20. Subtract the sum of -8 and -28 from the sum of -13 and 31.

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