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Clarence works at least 5 hours but not more than 7 hours. he earns $11.60 per hour. the function f(t)=11.6t represents the amount of money he earns for working t hours. choose the practical domain and the practical range for this situation. there are exactly 2 correct answers. options: the practical domain is all real numbers. the practical domain is all real numbers from 5 to 7, inclusive. the practical range is all real numbers from 58 to 81.2, inclusive the practical range is all real numbers from 5 to 7, inclusive.

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itsemily301
What was the answer? i'm on the same quiz and can't seem to figure it out.

Edufirst
Function: f(t) = 11.6 t

Restrictions: 5 ≤ t ≤ 7

Domain: possible values of t: all real values between 5 and 7 inclusive

Range: possible values of f(t): from 11.6 * 5 to 11.6 *7 = from 58 to 81.2, inclusive.

Answer:

the practical domain is all real numbers from 5 to 7, inclusive. and the practical range is all real numbers from 58 to 81.2

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