For the given polar equation, write an equivalent rectangular equation.? = 
A. y = 
x
B. y = - 
x
C. y = - 
x2
D. x2 + y2 = 1
Answer: B
Mathematics
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Graph the equation by plotting points.y = 3
A. 
B. 
C. 
D. 
Mathematics
Write true or false for the following statement.Let A = {3, 5, 7, 9, 11, 13} B = {3, 5, 9, 11} C = {5, 9, 13}Every element of C is also an element of A.
A. True B. False
Mathematics
Evaluate the spherical coordinate integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Use half-angle identities to find the exact value of the expression.sin 22.5°
A. - 
B. 
C. 
D. - 
Mathematics