##### pre cal question that I will reaaly appreciated

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((x)/x+3)>=2

Oct 8th, 2015

X/X+ 3 >= 2

X >= 2(X+3)

X>= 2X +6

X-2X >= 6

-X >= 6

X<= -6

Oct 8th, 2015

I AM STUCK WITH THIS ONE CAN YOU HELP ME ?

1) An endangered species of fish has a population that is DECREASING  exponentially (A=Aoe^kt). The population 5 years ago was 1900. Today, Only 1100 of the fish are alive.

a) Write an equation that models the decay of the population A(T)

b) Once the population drops below 100, the situation will be irreversible.

when will this happend, according to the model?(round to the nearest whole year)

Oct 8th, 2015

This is a different question.  Please ask me directly through my profile or ask as a new question and invite me as your tutor. Thank you

Oct 8th, 2015

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Oct 8th, 2015
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Oct 8th, 2015
Oct 19th, 2017
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