Classify the number as one or more of the following: natural number, whole number, integer, rational number, or real number.
(Fraction of 9- to 10- year-old children at a day camp )
A. Real
B. Natural, integer, and real
C. Natural, whole, integer, rational, and real
D. Rational and real
Answer: D
Mathematics
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Solve.9x4 - 25x2 + 16 = 0
A. ± 
B. ± 
C. ±1, ± 
D. ±1, ± 
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Find an equation for the hyperbola described.Vertices at (±4, 0); foci at (±5, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Graph the function. Show at least one period.y = 2 sin(2x - ?)
A. 
B. 
C. 
D. 
Mathematics
?Find the cross product 
of the vectors 
, 
data-wiris-created="true" varid="variable_id_field" variablename="impvar_cfea84416d4a464fb07be04f7" />.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics