Find all real numbers in [0, 2?] that satisfy the equation.cos 2x = 
A. 
, 
, 
, 
B. 0, 
, ?, 
C. 
, 
, 
, 
D. no solution
Answer: C
Mathematics
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Divide as indicated.
A. -4x2 - 4 B. x2 - 3x - 4 C. x2 + 3x + 4 D. -4x2 - 3x - 4
Mathematics
Use the factor theorem to determine whether the first quantity is a factor of the second quantity.-2x3 + 9x2 - 6x + 8, x + 4
A. Yes B. No
Mathematics
Evaluate 
for the given x and function f.f(x) = 2
+ 3 for x = 4
A. 4
B. 2
C. 
D. Does not exist
Mathematics
Provide an appropriate response.Solve the following system for x, y, and z. (Answers are given in that order) 
A. 2, -2, -2 B. 4, 2, -4 C. -1, 2, 1 D. 2, 2, -2 E. 1, 2, -1
Mathematics