Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(1, 4) and (13, 19)
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve for x in the following.
x = 
A. 
B. 
C. 
D. 
Mathematics
Find cos(A + B).cos A = - 
and tan B = 
, with A and B in quadrant III.
A. 
B. 
C. 
D. 
Mathematics
Find all real numbers in [0, 2?] that satisfy the equation.
cos (2x) = 1
A. 0, 
, ?, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. no solution
Mathematics
Write the following in words.0.87
A. Eighty-seven hundredths B. Eighty-seven thousandths C. Eighty-seven hundred-thousandths D. Eighty-seven tenths
Mathematics