Question

the sum of a two digit number and reserve two digit number is a multiple of​

Answer 1

Answer:

In this case, the relevant number property to remember is that the sum of two two-digit numbers whose units and tens digits have been reversed is always a multiple of 11, and the difference of such numbers is always a multiple of 9.

Answer 2

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• ✔1.Rational number

• 2.Parabola

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