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...Pulsars and simple equations a pulsar is rapidly spinning star it s about the same size as earth but contains much mass an entire normal like sun when they are formed spin at unimaginable pace nearly times every second grow older slow down astronomers have measured of two crab nebula all that remains supernova ap explosion years ago center this used data to create picture taken by hubble space telescope which flashes predict rates spins in future p t time seconds takes once around on its axis number since today problem evaluate each equation for how fast long will take period exactly twice current many was rate from now be math http spacemath gsfc nasa gov answer key x so solving we get million note negative sign means before year zero b what their requires students set solve...