Tools Card 6 of 9
Problem 5
The function c(2) = 72 - (1.04)" models the cost in dollars, c, of 1 ounce of a certain chemical
used in a laboratory, 2 represents the number of years since 2010,
a. Does the cost of the chemical increase or decrease over time?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so