Divide.19.2 ÷ (-2.4)
A. -8
B. 0.8
C. -0.8
D. 8
Answer: A
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Find the absolute and relative errors.The length of the piece of fabric is 25 inches but you measure it as 23.8 inches.
A. absolute error: -1.2 inches relative error: -12% B. absolute error: 1.2 inches relative error: 4.8% C. absolute error: -1.2 inches relative error: -5% D. absolute error: -1.2 inches relative error: -4.8%
Provide an appropriate response.A student claims that 
always exists, as long as a and b are both positive. Refute this by giving an example of a function for which this is not true.
What will be an ideal response?
Find the vertices and foci of the ellipse.64x2 + 25y2 = 1600
A. Vertices: (0, ±5); Foci: (0, ±
)
B. Vertices: (±8, 0); Foci: (±
, 0)
C. Vertices: (±5, 0); Foci: (±
, 0)
D. Vertices: (0, ±8); Foci: (0, ±
)
Find the reciprocal.- 
A. 
B. 5
C. - 
D. - 