Maximiliano
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 Feb11 awarded Popular Question Dec17 awarded Popular Question Dec3 awarded Notable Question Oct23 awarded Notable Question Jul31 awarded Popular Question Jul2 awarded Curious May1 awarded Popular Question Apr2 awarded Popular Question Mar19 awarded Popular Question Feb20 awarded Popular Question Nov21 accepted Finding exactly one real solution to the system Nov21 asked Finding exactly one real solution to the system Nov21 asked How to combine these two functions? Oct31 comment How to explain why a parabola opens up or down for telling a beginning algebra student. I first started by explaining that if a>o, y=ax^2, y will always be positive and it will open up because the first and second quadrant are where the y is always positive. But I dont know how to transition that into y=ax^2+bx+c Oct31 asked How to explain why a parabola opens up or down Oct15 accepted List the numbers in order Oct15 comment List the numbers in order Excellent thank you this was method I couldnt remember!! Oct15 asked List the numbers in order Oct10 accepted Which are tangents Oct10 asked Which are tangents