Use the even-odd properties to find the exact value of the expression. Do not use a calculator.sec 

A. - 
B. 2
C. -2
D.  


Answer: D

Mathematics

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Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.sin 4x = 

A.
B. 0
C. 0, , ?
D.

Mathematics

Simplify by combining like terms.7x - 6 + 4x + 11

A. 16 B. 11x2 + 5 C. 16x D. 11x + 5

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Write the expression in the standard form a + bi.

A.  + i
B.  + i
C.  - i
D.  - i

Mathematics

Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 

A. (0, 0)
B. (0, 8)
C.
D.

Mathematics