Solve the problem.Gretta wants to retire in  At that time she wants to be able to withdraw  at the end of each  for  Assume that money can be deposited at 12% per year compounded semiannually. What exact amount will Gretta need in -4.0px;" />

A. $153,792.25
B. $259,787.25
C. $159,792.00
D. $156,879.50

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Answer: D

Mathematics

Solve the triangle.A = 60°, B = 20°, a = 5

A. C = 100°, b = 5.69, c = 0.97 B. C = 100°, b = 5.69, c = 1.97 C. C = 100°, b = 2.97, c = 5.69 D. C = 100°, b = 1.97, c = 5.69

Solve the problem.A tunnel is in the shape of a parabola. The maximum height is 16 m and it is 16 m wide at the base. What is the vertical clearance 7 m from the edge of the tunnel?

A. 15.7 m B. 0.3 m C. 0.6 m D. 15.4 m

Find the zeros of the polynomial function and state the multiplicity of each.f(x) = x4 - 18x2 + 32

A. x = -4, multiplicity 1; x = 4, multiplicity 1; x = -, multiplicity 1; x = , multiplicity 1
B. x = 16, multiplicity 1; x = -, multiplicity 1; x = , multiplicity 1
C. x = 16, multiplicity 1; x = 2, multiplicity 1
D. x = -4, multiplicity 1; x = 4, multiplicity 1; x = -, multiplicity 1

Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(-4, 9) and (6, -3)

A. -  
B. -  
C. - 
D. -