Solve the problem.Sue rowed her boat across Lake Bend and back in 3 hours. If her rate returning was 2 mph less than the rate going, and if the distance each way was 7 miles, find her rate going.

A. 5.9 mph
B. 1.5 mph
C. 3.7 mph
D. 5.5 mph


Answer: A

Mathematics

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Find the standard form of the equation of the hyperbola satisfying the given conditions.Foci: (0, -5), (0, 5); vertices: (0, -3), (0, 3)

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

Mathematics

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

A. center at (0, 0)
transverse axis is x-axis
vertices at (-11, 0) and (11, 0)  
foci at (- , 0) and (, 0)
B. center at (0, 0)
transverse axis is x-axis
vertices at (-11, 0) and (11, 0)  
foci at (-6, 0) and (6, 0)
C. center at (0, 0)
transverse axis is x-axis
vertices at (-6, 0) and (6, 0)  
foci at (- , 0) and (, 0)
D. center at (0, 0)
transverse axis is y-axis
vertices at (0, -11) and (0, 11)  
foci at (- , 0) and (, 0)

Mathematics

Identify which graph matches the equation.f(x) = x2 + 5

A.

B.

C.

D.

Mathematics

Simplify, if possible.

A. 1
B. -6
C. -1
D.

Mathematics