Estimate the quotient by first approximating the dividend and divisor with numbers that can be divided more easily. 

A. 4
B. 0.4
C. 6
D. 40


Answer: A

Mathematics

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Find the equation of the hyperbola satisfying the given conditions. The center is at the origin.Passes through (3, 2) and 

A.  -  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1

Mathematics

Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. A is incident from C, D, and E; B is incident to D and E and incident from C; D is incident to C and incident from E.How many cycles are there in the digraph that start and end at B?

A. 3 B. 0 C. 1 D. 2 E. none of these

Mathematics

Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola. -  = 1

A. center at (0, 0)
transverse axis is y
-axis
vertices: (
-6, 0), (6, 0)  
foci: (
-9, 0), (9, 0)  
asymptotes of y 
= - x and y = x
B. center at (0, 0)
transverse axis is x
-axis
vertices: (
-9, 0), (9, 0)  
foci: (
- 3, 0), (3, 0)
asymptotes of y 
= - x and y = x
C. center at (0, 0)
transverse axis is y
-axis
vertices: (0, 
-6), (0, 6)  
foci: (0, 
- 3), (0, 3)
asymptotes of y 
= - x and y = x
D. center at (0, 0)
transverse axis is y
-axis
vertices: (0, 
-6), (0, 6)  
foci: (
- 3, 0), (3, 0)
asymptotes of y 
= - x and y = x

Mathematics

Factor the polynomial.14x2 - 4x + 8x3

A. 2x(7x - 4 + 8x2) B. 2x(7x - 2 + 4x2) C. 2(7x2 - 2x + 4x3) D. x(14x - 4 + 8x2)

Mathematics