Find all solutions of the equation in the interval [0, 2?).(4 cos x - 2)(4 cos x) = 0
A. 
, 
, 
, 
B. 
, 
, 
, 
C. 0, 
, 
, ?
D. 0, 
, ?, 
Answer: B
Mathematics
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Solve the equation.
= 
A. 15
B. 
C. No solution
D. 
Mathematics
Express the vector as a product of its length and direction.2j
A. 2j
B. 2
C. 2(2j)
D. 
j
Mathematics
Find the product.(4x + 11)(4x - 11)
A. 16x2 - 121 B. 4x2 - 88x - 121 C. 16x2 - 88x - 121 D. 16x2 + 88x - 121
Mathematics
Use the given information to find the quadrant in which ? lies.sin ? > 0 and cos ? > 0
A. Quadrant II B. Quadrant I C. Quadrant III D. Quadrant IV
Mathematics