Evaluate.(-7)2
A. 14
B. -49
C. 49
D. -14
Answer: C
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Write in if-then form.I won't go until it's 7 pm.
A. If it's 7 pm, then I'll go. B. If I go, then it's 7 pm. C. If it's not 7 pm, then I won't go. D. If I don't go, then it's not 7 pm.
Factor the expression completely, if possible.25s2 + 144t4
A. (5s + 12t2)2 B. (5s + 12t2)(5s - 12t2) C. (5s - 12t2)2 D. Does not factor
Write out the first five terms of the sequence.{sn} = 
A. s1= -4, s2= 
, s3= - 
, s4= 1, s5= - 
B. s1= 4, s2= - 
, s3= 
, s4= - 1, s5= 
C. s1= -4, s2= 
, s3= 
, s4= - 1, s5= 
D. s1= 4, s2= 
, s3= 
, s4= 1, s5= 
Which of the following is not either the listing method nor set-builder notation method of writing set forms? ?
A. ?A = {3,4,5,6,7} B. ?B = (3,4) C. ?A = {x | x is an integer and x< 7} D. ?B = {x | x is a whole number and x> 5} E. ?C = {4,5,6,...18}