Use trigonometric identities to solve each equation in the interval [0, 2?]sec2 x - 2 = tan2 x
A. ?
B. 
C. 
D. 
Answer: A
Mathematics
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Identify the graph of the pair of parametric equations.x = 7t - 8, y = 8 + 4t
A. Ellipse B. Parabola C. Circle D. Line
Mathematics
Find the slope of the line containing the given points.(-6, 6) and (3, -2)
A. - 
B. 
C. - 
D. - 
Mathematics
A town's population grows at the rate of 10% per year. If this growth rate remains constant, how long will it take the population to double? Round your answer to the nearest tenth. ?
A. 4.6 years B. 2.3 years C. 3 years D. 6.9 years E. 1 years
Mathematics
Solve the equation using the quadratic formula.(2x - 3)(x + 1) = 0
A. 
, 0
B. 
, 1
C. 
, -1
D. 
, -1
Mathematics