With your calculator set to radian mode, graph the equation in the window specified.r = 3?, 0 ? ? ? 2?, [-20, 20] by [-20, 20]
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Factor completely, if possible.49y4 - 16
A. (7y2 + 4)2 B. (7y2 - 4)2 C. (7y2 + 4)(7y2 - 4) D. (49y2 + 1)(y2 - 16)
Mathematics
Determine whether the matrices in each pair are inverses of each other.
, 
A. No B. Yes
Mathematics
Determine the number that should be added to complete the square of the expression. Then factor the expression.y2 - 6y
A. 9; (y - 3)2 B. 3; (y - 3)2 C. 9; (y + 3)2 D. -3; (y - 3)2
Mathematics
Graph the inequality on a number line. Then write the solution in interval notation.-2 ? x ? 2
A. [-2, 2)
B. [-2, 2]
C. (-2, 2]
D. (-2, 2)
Mathematics