Note the expression: y = x².Which statement is most consistent with this expression? A)If y doubles,then x quadruples. B)y is greater than x. C)If x doubles,then y doubles. D)If x doubles,then y quadruples.

Question

Quizplus · Accepted Answer

As per the given expression, y = x². On simplifying it, we get y = x*2^1*1.2^1*1*1. Hence, if x doubles, i.e., x*2, then the value of the expression becomes y = (x*2)*2^1*1.2^1*1*1 = x*2^2*1.2^1*1*1 = x quadruples. Therefore, option D is the correct choice.

Note the Expression: Y = X2

Note the Expression: Y = X²