Find the sale price of a $45 item after a 20% discount.

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.

How do you write something in scientific notation?

Is there an x intercept in the equation 60*1.15^x