Factor the polynomial.4 - s2 + 2st - t2
A. (2 + s - t)(2 - s + t)
B. (2 + s - t)(2 + s + t)
C. (2 - s - t)(2 - s + t)
D. (2 - s2)(2 - t2)
Answer: A
Mathematics
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A. No B. Yes
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A. x = - 
, - 
B. x = 
, 
C. x = - 
, - 
D. x = 
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A. 
B. 
C. 
D. 
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