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Evaluate the Radical Expression If It Is a Real Number 64- \sqrt { 64 }

Question 43

Multiple Choice

Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest
hundredth. If the expression is not a real number, so state.
- 64- \sqrt { 64 }


A) -4096
B) -8
C) 164\frac { 1 } { 64 }
D) not a real number

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