Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find cos ?.
A. cos ? = 
B. cos ? = 
C. cos ? = 
D. cos ? = 
Answer: C
Mathematics
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Provide an appropriate response.Which letter is an example of reflective symmetry?
A. G B. R C. K D. Q
Mathematics
Graph the exponential function whose equation is given. Start by using -2, -1, 0, 1, and 2 for x and finding the corresponding values for y.f(x) = 3x
A. 
B. 
C. 
D. 
Mathematics
Find an equation of the line having the given slope and containing the given point. m = 4; (-6, 6)
A. x = 4y + 30 B. y = 4x + 30 C. x = 4y - 30 D. y = 4x - 30
Mathematics
Use the square root property to solve the quadratic equation.x2 - 2 = 0
A. ± 
B. 
C. ± 2
D. no real solution
Mathematics