Friday
March 27, 2015

Homework Help: college- find domain and range

Posted by lucky bee on Wednesday, March 20, 2013 at 11:12am.

y= X^2 + X - 500/10 and y is the number of milliliters of fuel consumed per second and X is the speed of the engine in revolutions per minute. If the engine operates between 100 revolutions per minute and 400 revolutions per minute what is the domain and range

Is this correct:
Domain = {x such that 100 < X < 400}
Range = {y such that 960 < y < 15,990}

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