Provide an appropriate response.In the figure below, 
, 
and 
are all perpendicular to 
. Prove that 
What will be an ideal response?
Answers will vary. A sample correct response would be as follows.
By the AA similarity property, 
and so 
Similarly, 
and so 
As 
it follows that 
and by dividing through by EF we get 
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A committee consists of five members (A, B, C, D, and E). A and B have veto power; C, D, and E each have one vote. For a motion to pass it must have the support of both A and B plus at least one additional member.Which are the critical players in the coalition {A, B, D, E}?
A. D only B. A and B only C. A, B, D and E D. E only E. none of these
Graph the polynomial function.f(x) = x3 - 4x - 1 
A. 
B. 
C. 
D. 
Provide an appropriate response.Show that y = ax2 + bx + c has no inflection points.
What will be an ideal response?
Find the x-intercepts of the graph of the function.f(x) = x1/2 + 4x1/4 - 21
A. (81, 0); (2401, 0) B. (81, 0) C. (3, 0); (-7, 0) D. (7, 0)