Answer the question.Consider the numbers 20, 
, -21, 0, 
, 
, 0.
, 0.66 Which are rational numbers?
A. 
, 0.
, 0.66
B. 20, -21, 0, 
, 0.
, 0.66
C. 20, -21, 0, 
, 
, 0.
, 0.66
D. 20, -21, 0, 
, 
, 0.66
Answer: C
Mathematics
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Add. Use a number line only as a check.-95 + 0
A. 0 B. -950 C. -95 D. 95
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 60,000 B. 0.06 C. 0.00001667 D. 0.0006
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Factor out the common binomial factor as the GCF.s2(t2 - 13) + 5(t2 - 13)
A. (s2t2 - 13s2) + (5t2 - 65) B. 5s2(t2 - 13) C. (t2 - 13)(s2 + 5) D. (t2 - 13)(s2 - 5)
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Write the following in interval notation.{x| -9 < x ? -3}
A. [-9, -3] B. (-9, -3] C. [-9, -3) D. (-9, -3)
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