martin Luther <span>john Calvin
</span>Protestant <span>Protestant
</span>theologian <span>theologian
</span>Christian <span>Christian</span>
Dx/dt=3
y=3x^3-2x
dy/dt=(9x^2)(dx/dt)-2(dx/dt)
When x= -2
dy/dt=(9(-2)^2)(3)-2(3)
=36(3)-6
=102
You'd be paying for it for a little over 33 months.
(I hope that's what you were asking since you didn't specify)
I believe the answer should be fossil fuels, or more specifically, coal.
