Question

Plzz help
The price trends of two laptop brands M and N are given by the functions p M = 650 + 30t + 27t^2 and p N = 700 – 20t + 35t^2, where t is the time in months. Their prices in dollars in month t are p M and
p N. What is the difference in their prices in the tenth month?

Answer 1

plug in t=10 , then compare the 2 prices

Answer 2

(700 – 20t + 35t^2)-(650 + 30t + 27t^2)

700 – 20t + 35t^2 -650 -30t -27t^2

50 – 50t + 8t^2 is also comparable for any value of t

Answer 3

350?

Answer 4

350 it is :)