The given triangles are similar. Find the unknown length n. Be sure to include units in the answer.
A. 10 cm
B. 5 cm
C. 7 cm
D. 15 cm
Answer: A
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Solve the problem.On January 8, ten students come down with the flu. Assume that each day, the number of students who come down with the flu doubles. So, for example, 20 students come down with the flu on January 9. Let f(t) represent the number of students who come down with the flu at t days after January 8.i) Find an equation for f.ii) Find f(7). What does your result mean in terms of the situation?
What will be an ideal response?
Solve the problem.Is there y-axis symmetry for the rational function f(x) = 
?
A. Yes B. No
Find the length of the vector given the initial and terminal points.
; M(12, 2), N(5, 14)
A. 
B. 
C. 193
D. -5
Find the axis of symmetry of the parabola defined by the given quadratic function.f(x) = -7(x - 2)2 - 9
A. x = -7 B. x = -9 C. x = -2 D. x = 2