Use an appropriate identity to find the exact value of the expression.tan (165°)
A. 2 - 
B. -2 + 
C. 
D. 
Answer: B
Mathematics
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Find the equation of the least-squares regression line. Graph the line and data points on the same graph.
A. y = 4.88 + 0.625x
B. y = 4.88 + 0.525x
C. y = 4.98 + 0.725x
D. y = 4.98 + 0.425x
Mathematics
Convert the units.907 mm = 
cm
A. 90,700 cm B. 9.1 cm C. 9070 cm D. 90.7 cm
Mathematics
Simplify the expression.2434/5
A. 19,683 B. 81 C. 2187 D. 6561
Mathematics
Solve the problem.Plot the point 
and find other polar coordinates (r, ?) of the point for which:(a) r > 0, -2? ? ? < 0(b) r < 0, 0 ? ? < 2?(c) r > 0 2? ? ? < 4?
What will be an ideal response?
Mathematics