Graph the function f(x) = x^2 + 4x-12 on the coordinate plane.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Precalculus question, image attached.

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)