Answer the question
-If y varies directly as the square of x, and x is doubled, how is y changed?
A) y is twice as large as before
B) y is four times as large as before
C) y is half as large as before
D) y is one-quarter as large as before

Question

Quizplus · Accepted Answer

Since y varies directly as the square of x, if x is doubled (x becomes 2x), then y becomes (2x)^2 = 4x^2, which is four times the original y (x^2).

Answer the Question -If Y Varies Directly as the Square of X, and of X