Solve the equation.
= x
A. 
B. {10}
C. {-4, 10}
D. ?
Answer: B
Mathematics
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Show that the equation is not an identity by finding a value of x for which both sides are defined but not equal.sin (x - ?) = sin x
A. 
B. 2?
C. ?
D. 0
Mathematics
List the proper fractions in the group.
, 
, 
, 
, 
A. 
, 
, 
B. 
, 
, 
, 
, 
C. 
D. 
, 
, 
, 
Mathematics
Solve the problem.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. Use the equation of the least squares line to predict the score on the test of a student who studies 3 hours. 
A. 65.5 B. 70.5 C. 71.8 D. 75.5
Mathematics
If possible, determine the slope.y = - 
A. - 5
B. - 
C. Not defined
D. 0
Mathematics