Use an analytic method to solve the equation. (x2 - 8)1/2 = (x + 4)1/2
A. {4}
B. {8, 4}
C. {-3, 4}
D. ?
Answer: C
Mathematics
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A. (1, 0) B. (0, 0) C. (0, 1) D. (1, 1)
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A. 21 B. 0 C. 1 D. -149
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Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.ln e
A. 2
B. 
C. 4
D. e
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Decide whether or not the radical expression represents a real number.
A. Yes B. No
Mathematics