Plot the point (r, ?).(-2, 315°)
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find possible value(s) of ? in the interval [0°, 360°) with the given trigonometric function value.sec ? = -
A. 135°; 225° B. 45°; 225° C. 45°; 315° D. 225°; 315°
Mathematics
Solve the equation.t3 + 6t2 = 0
A. {6} B. {0, 6} C. {- 6} D. {0, - 6}
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated.62 - (-18)
A. 80 B. -80 C. 44 D. -44
Mathematics