Reciprocal and Absolute Value Functions (HSC SSCE Mathematics Advanced): Quizzes

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Reciprocal and Absolute Value Functions
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For g(x)=3x−5+2g(x) = \frac{3}{x - 5} + 2, what is the vertical asymptote?

x=5x = 5

For g(x)=−2x+1−4g(x) = \frac{-2}{x + 1} - 4, what is the horizontal asymptote?

y=−4y = -4

What is the domain of g(x)=1x−3+7g(x) = \frac{1}{x - 3} + 7?

x≠3x \neq 3

What is the range of g(x)=2x+1−5g(x) = \frac{2}{x + 1} - 5?

y≠−5y \neq -5

What transformation does l<0l < 0 cause in g(x)=lx−a+bg(x) = \frac{l}{x - a} + b?

Reflects over the xx-axis

For g(x)=3∣x+2∣−1g(x) = 3|x + 2| - 1, what is the vertex?

(−2,−1)(-2, -1)

What is the domain of g(x)=−2∣x−4∣+3g(x) = -2|x - 4| + 3?

All real numbers

If l=2l = 2 in g(x)=2∣x−1∣+5g(x) = 2|x - 1| + 5, what is the range?

[5,∞)[5, \infty)

What does ∣l∣>1|l| > 1 do to the shape of g(x)=l∣x−a∣+bg(x) = l|x - a| + b?

Makes V-shape narrower

In g(x)=1x−a+bg(x) = \frac{1}{x - a} + b, if a=−3a = -3, how does the graph shift?

Shifts left by 3 units

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