When a surd is multiplied with its conjugate an irrational number is formed.

True

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False

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Solution

The correct option is B False
When a number is multiplied by its conjugate a rational number is formed.
The conjugate and the rationalising factor of a binomial surd are equal.

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When two quadratic surds are multiplied and the resultant is a rational number. Those surds are like surds.

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