Test the equation for symmetry with respect to the specified axis, line, or pole.r = 2 sin(3?); the y-axis 
A. Symmetric about the y-axis
B. May or may not be symmetric about the y-axis
Answer: A
Mathematics
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Identify the terms in the polynomial.4y11 - 9y2 - 5y
A. 4, y11, -9, y2, -5, y B. 4y11, 9y2, -5y C. 4y11, -9y2, -5y D. 4y11, -9y2, 5y
Mathematics
Determine whether the relation is a function. Give the domain and range.{(6, -6), (-6, 0), (4, 7), (-2, -3)}
A. not a function; domain: {-6, -2, 4}; range: {-6, -3, 0, 7} B. function; domain: {-6, -2, 4, 6}; range: {-6, -3, 0, 7}
Mathematics
Determine if matrix A is invertible.A = 
A. Invertible B. Not invertible
Mathematics
Find the exact value of the expression.
A. -2
B. - 
C. -
D. - 
Mathematics