1.

Prove that 4-3√7 is an irrational number where √7 is irrational​

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Answer:

HENCE PROVED

Step-by-step explanation:

As we know that SUM, DIFFERENCE, product and QUOTIENT of a rational(4) and irrational(3 root7) number is ALWAYS irrational.

And root7 is a non-terminating non-recurring(repeating) decimal expansion.



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