Factor, if possible.49s2 - 4t4
A. Prime polynomial
B. (7s + 2t2)(7s - 2t2)
C. (7s + 2t2)2
D. (7s - 2t2)2
Answer: B
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Fill in the blank(s) with the appropriate word(s).
Draw the angle.
A. 
B. 
C. 
D. 
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