Defining functions

Defining Basic Double & Triple Functions

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Define the double and triple functions in JavaScript to respectively double and triple the input numbers. Choose the correct code snippets.

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function = double(x) { return 2 * x; } 
 function = triple(x) { return 3 * x; }

function double(x) { return 2 * x; } 
 function triple(x) { return 3 * x; }

let double = function(x) { return x * 2; } 
 let triple = function(x) { return x * 3; }

let double = (x) => { return 2 * x; } 
 let triple = (x) => { return 3 * x; }

double(x) = function { return x * 2; } 
 triple(x) = function { return x * 3; }

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