Verify the identity.(sec ? - tan ?)(sec ? + tan ?) = 1
What will be an ideal response?
(sec ? - tan ?)(sec ? + tan ?) = sec2 ? - tan2 ? = 1
Mathematics
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Provide an appropriate response.Graph the function f(x) = 
.
A. 
B. 
C. 
D. 
Mathematics
Factor.m2n2 + 7mn + 12
A. (mn + 4)(mn + 3) B. (mn - 4)(mn + 3) C. (m + 4)(n + 3) D. (mn + 4)(mn - 3)
Mathematics
Use a calculator to evaluate the expression. If necessary, round answers to the nearest thousandth. (1.42)4.2
A. 1.159 B. 4.361 C. 4.362 D. 4.371
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. (x + 4)(x + 2)
B. 
C. 
D. 
Mathematics