Find the measure of the indicated angle. The figure is not drawn to scale.Find the measure of ?y.
A. 39°
B. 51°
C. 141°
D. 41°
Answer: B
Mathematics
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Solve the differential equation.xy'+ 4y = 
, x > 0
A. y = 
, x > 0
B. y = 
, x > 0
C. y = 
, x > 0
D. y = 
, x > 0
Mathematics
Evaluate the integral which is given in cylindrical or spherical coordinates.
A. 5760 B. 95040 C. 51840 D. 8640
Mathematics
Solve for the specified variable.y(8xz + 4) = 9z, for z
A. z = 
B. 
C. z = 
D. z = 
Mathematics
Find the probability of the event.A lottery game contains 21 balls numbered 1 through 21. What is the probability of choosing a ball numbered 22?
A. 
B. 21
C. 0
D. 1
Mathematics