Difference of two squares
it always results in a^2-b^2
Making certain questions seem more complex is regarded as true about telephone surveys in recent years.
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What is an Interview?</h3>
This is a type of conversation which has a unique structure of an individuals asking questions and the other answering them. it can be done using different forms of technology such as video calls, telephones etc.
Due to the difference in signals and quality, the output may be inaudible at intervals and the questions may not be heard properly in this type of scenario.
This therefore leads to the questions seeming more complex and is therefore the reason why it was chosen as the most appropriate choice.
Read more about Telephone surveys here brainly.com/question/12992237
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It is known as the water table.
