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

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

Find a third-degree polynomial equation with rational coefficients that has roots -2 and 6+i