What is the constant term in the expression 2xy - 5x2 - 7x + 9?

Do i get charged for my membership before or after the 6 months

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

41/17 as a decimal rounded to the nearest hundredth