Complete the identity.sec4 ? + sec2 ? tan2 ? - 2 tan4 ? = ?
A. sec2 ? + 2
B. tan2 ? - 1
C. 3 sec2 ? - 2
D. 4 sec2 ?
Answer: C
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Find all angles in [0°, 360°) that satisfy the equation.sin 2? = - 
A. {30°, 90°, 150°, 270°} B. {105°, 165°, 285°, 345°} C. {0°, 120°, 180°, 240°} D. {15°, 165°, 195°, 345°}
Solve the problem.Suppose a business can sell x gadgets for p = 250 - 0.01x dollars apiece, and it costs the business 
dollars to produce the x gadgets. Determine the production level and cost per gadget required to maximize profit.
A. 111 gadgets at $248.89 each B. 10,000 gadgets at $150.00 each C. 11,250 gadgets at $137.50 each D. 13,750 gadgets at $112.50 each
Provide an appropriate response.Explain the differences between an ellipse and a hyperbola. Both definitions emphasize distance, but how is distance used differently in these two definitions?
What will be an ideal response?
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 2 + x, g(x) = 3|x|Find (g/f)(x).
A. 
+ x
B. 
C. 3|x| - 2 + x
D. 