Solve the equation.
?
?
A. ?x = 4
B. x = ?5
C. ?x = 6
D. ?x = 7
E. ?x = 3
Answer: E
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Find all points where the function is discontinuous.
A. x = 1, x = 5 B. x = 4 C. x = 1, x = 4, x = 5 D. None
Solve.5m2 + 12m + 3 = 0
A. 
B. 
C. 
D. 
Solve the problem.A film of liquid in a thin tube has surface tension ? given by 
where h is the height of the liquid in the tube, ? is the density of the liquid, g is the acceleration due to gravity, r is the radius of the tube, and ? is the angle of contact between the tube and the liquid's surface. Solve for ?.
A. ? = cos-1 
B. ? = cos-1 
C. ? = cos-1 
D. ? = sec-1 
Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.sin2 x + 8 sin x - 4 = 0
A. {208.2°, 331.8°} B. {28.2°, 151.8°} C. No solution D. {28.2°, 151.8°, 208.2°, 331.8°}