Question

The price (in dollars) p and the quantity demanded q are related by the equation: p^2+2q^2=1100.If R is revenue, dR/dt can be expressed by the following equation: dR/dt=A*dp/dt,
where A is a function of just q.

A = ?

Find dR/dt when q=15 and dp/dt=5.
dR/dt = The price (in dollars) p and the quantity demanded q are related by the equation: p^2+2q^2=1100.If R is revenue, dR/dt can be expressed by the following equation: dR/dt=A*dp/dt,
where A is a function of just q.

A = ?

Find dR/dt when q=15 and dp/dt=5.
dR/dt = @Mathematics