Question

Write a quadratic variation equation if g(x) varies directly with x² and g(x) = 144 when x = 6

Answer 1

g(x) varies directly with x^2

and g(x) =144 for x=6

g(x) =kx^2

g(6) = k*6^2

g(6)= k*36 = 144

k=144/36 = 4

k=4 bc. 4*36=144

so this quadratic will be g(x) = 4x^2

hope helped