Simplify the radical.
A. -8
B. - 
C. 
D. - 
Answer: B
Mathematics
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Draw a valid conclusion from the given premises.Smiling people are happy. Alert people are not happy. Careful drivers are alert. Careless drivers have accidents.Therefore....
A. Careful drivers have accidents. B. Careful drivers are happy. C. People who smile are alert. D. People who smile have accidents.
Mathematics
Verify the identity.
= - sin(2?)
What will be an ideal response?
Mathematics
Simplify the expression. Assume that all variables are positive.(r1/7 s1/7)2
A. r1/14s1/14 B. r2/7s2/7 C. r1/49s1/49 D. r2s2
Mathematics
Find the equation of the line described, and express your answer in the specified form.Parallel to the line -2x - y = 7; passes through the point (0, 0); slope-intercept form
A. y = 
x
B. y = -2x
C. y = - 
x
D. y = 
x + 7
Mathematics