Write an equation to describe the relationship and solve the problem.y varies inversely as x. If y = 0.9 when x = 14, find y when x = 0.2.
A. y = 1.26x; 63
B. y = 
; 63
C. y = 
; 6.3
D. y = 1.26x; 6.3
Answer: B
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Solve the problem.A ski run follows the curve of y = 0.01x2 - 0.5x + 6 from x = 0 m to x = 30 m. What is the angle between the ski run and the horizontal when 
A. 0.31° B. 0.29° C. 15.64° D. 0.24°
Provide an appropriate response.4 × 10-3 = 
.
A. 0.004 B. 400 C. 0.0004 D. 4000
Which system of inequalities matches the given calculator-generated graph?
A. y < -x2 - 1 y > -4 B. y > -x2 - 1 y < -4 C. y < -x2 - 1 y < -4 D. y > -x2 - 1 y > -4
Sketch the logarithmic function. Determine the domain, range, and the equation of any vertical asymptotes.f(x) = log(x + 5) + 1
A. Domain: (-5, ?), range: (-?, ?)
Vertical asymptote: x = -5
B. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
C. Domain: (0, ?), range: (-?, ?)
Vertical asymptote: x = 0
D. Domain: (-5, ?), range: (-?, ?)
Vertical asymptote: x = -5