Find the exact value. Do not use a calculator.cos 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Change the numbers to their percent equivalents.0.00217
A. 0.000217% B. 0.0217% C. 0.1085% D. 0.217%
Mathematics
Establish the identity.csc(u + v) = 
What will be an ideal response?
Mathematics
Solve.x3 + 10x2 + 23x ? 0
A. (-?, -5 - 
] ? [0, ? ]
B. [-5 - 
, ?)
C. [-5 - 
, -5 + 
] ? [0, ?)
D. (-?, -5 - 
] ? [-5 + 
, ?)
Mathematics
Solve the logarithmic equation.log3 (x2 - 9x + 23)= 1
A. 4, 5 B. 20, 3 C. -4, -5 D. ?
Mathematics