Which is the quadratic variation equation for the relationship?

y varies directly with x²and y = 72 when x = 6.

a) y=12x

b) y=4x²

c) y=x²+25

d) y=2x²

Question

23 November, 19:09

+5

Answers (1)

Know the Answer?

Abby Stephenson · Answer 1

Y=x2, 72 = (6x6), 72=36, 72-36=36. The answer is d. 72=2 (6x6)

Which is the quadratic variation equation for the relationship?y varies directly with x²and y = 72 when x = 6.a) y=12xb) y=4x²c) y=x²+25d) y=2x²