Multiply the conjugates. Assume all variables have nonnegative values.(
- 
)(
+ 
)
A. 16 - 2
B. 16 + 2
C. 16
D. 10
Answer: D
Mathematics
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A. Yes B. No
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Decide whether the equation is conditional, an identity, or a contradiction. Give the solution set.2
- r = -16 + 3(2 + 3r)
A. Conditional; {-8} B. Identity; {all real numbers} C. Conditional; {16} D. Contradiction; ?
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Find the distance from P1 to P2.P1 = (-1, 2, -2) and P2 = (-3, 0, 1)
A. 3
B. 
C. 2
D. 
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Find the slope of the line that goes through the given points.(14, 2), (-13, -4)
A. - 
B. 
C. 
D. - 2
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