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 one year ago
let y=a/(bx^2). Describe how y will change.
a.) double a, keeping b and x constant.
b.) double x, keeping a and b constant.
 one year ago
let y=a/(bx^2). Describe how y will change. a.) double a, keeping b and x constant. b.) double x, keeping a and b constant.

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John_ES
 one year ago
Best ResponseYou've already chosen the best response.0a) If you double a, then, \[y_{new}=2a/(bx^2)=2y\]so y duplicates its value. b) If you double x, then \[y_{new}=a/(b(2x)^2)=a/(4bx^2)=y/4\]so y gets divides by 4.
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