Tell which set or sets the number belongs to: natural, whole, integer, rational, irrational, real.
A. real, rational
B. real, integer
C. real, whole
D. real, irrational
Answer: D
Mathematics
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feet
A. 
B. 
C. 
D. 
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What will be an ideal response?
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Divide. Write with positive exponents.
A. -3 + 
B. 15x6 + 
C. -3 - 20x4
D. -3 + 4x2
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Establish the identity.(cos ? + sin ?)2 + (cos ? - sin ?)2 = 2(cos2? + sin2?)
What will be an ideal response?
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