Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find cot ?.
A. cot ? = 
B. cot ? = 
C. cot ? = 
D. cot ? = 
Answer: D
Mathematics
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Provide an appropriate response.The curve y = ax2 + bx + c passes through the point (2, 24) and is tangent to the line 
at the origin. Find a, b, and c.
A. a = 5, b = 2, c = 0 B. a = 0, b = 5, c = 2 C. a = 2, b = 0, c = 5 D. a = 6, b = 0, c = 0
Mathematics
Find the mode or modes (if any).65, 25, 65, 13, 25, 29, 56, 65
A. 42.5 B. 65 C. 42.9 D. no mode
Mathematics
Find an equivalent equation in rectangular coordinates.r = cos ?
A. x2 + y2 = y B. (x + y)2 = x C. (x + y)2 = y D. x2 + y2 = x
Mathematics
Solve the quadratic equation using the quadratic formula.y2 + 12y = -212
A. {-6 ± 4i
}
B. {-6 ± i
}
C. {-6 ± 4
}
D. {6 ± 4i
}
Mathematics