Solve the inequality and graph the solution set on a number line.6 - 2x ? -12
A. (-?, 3]
B. (-?, 9]
C. [3, ?)
D. [9, ?)
Answer: B
Mathematics
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Determine whether the polynomial is a perfect square trinomial, a difference of squares, or neither.x2 + 6xy + 9y2
A. Difference of squares B. Neither C. Perfect square trinomial
Mathematics
Graph the function to find the stated characteristic of the graph.Graph f(t) = - 3cos (2(t - 
)) in 
by 
. State the phase shift.
A. 
B. 
C. 2?
D. ?
Mathematics
After being discounted 20%, a radio sells for $101.60. Find the original price. ? Please round your answer to the nearest whole dollar. Enter your answer without the units.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Subtract. 9 - (-9)
A. 18 B. 0 C. -18 D. 9
Mathematics