Question

Xuan

求解

OUTSOUNDS
39. EFFECT OF DEMAND FOR SMOKE ALARMS ON PRICE The demand
function for the Sentinel smoke alarm is given by
-
30
p = d(x) =
0.02x2 + 1
Bibs ist bowo
101 zigoloidla
where x is the quantity demanded (in units of a
thousand) and p is the unit price in dollars. Use differ-
entials to estimate the change in the price p when the
quantity demanded changes from 5000 to 5500 units
per week.