What does f(x)=3x-1 for f(-2) mean? a) it means to into a -2 into the function to find the input b) it means to subtract 2from the function c) it means to input a -2 into the function to find the output d) none of the choices are correct

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Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.