One way to divide decimal numbers is to use an equivalent expression. Complete the statements below to explain one way to find 8.4 ÷ 2.1.

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.

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.