Provide an appropriate response.Derive the identity sec-1(-x) = ? - sec-1 x by combining the following two equations:cos-1(-x) = ? - cos-1 xsec-1 x = cos-1(1/x)
What will be an ideal response?
sec-1 (-x) = cos-1(-1/x) = ? - cos-1 (1/x) = ? - sec-1 x
Mathematics
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Solve the problem.How many different ways can you make change for a 25-cent coin using dimes, nickels, and pennies?
A. 11 ways B. 13 ways C. 10 ways D. 12 ways
Mathematics
Evaluate the expression.71
A. 7
B. 1
C. -7
D. 
Mathematics
Order the decimals from least to greatest.0.
, 0.
, 0.8
, 0.84
A. 0.
, 0.84
, 0.
, 0.8
B. 0.
, 0.
, 0.84
, 0.8
C. 0.8
, 0.
, 0.84
, 0.
D. 0.84
, 0.
, 0.
, 0.8
Mathematics
Find the domain of the given function.f(x) = 
A. (-?, 
]
B. (-?, 
]
C. (-?, ?)
D. [
, ?)
Mathematics