2y 2y 2y
the circle graph is not a function.
the graph of the circle is not a function.
because for a graph to be a function, each value of x must give one value of y
in the circle, the values of x for -2< x< 2 each give 2 values of y.
hence this is not a function.
this story was prepared by jim
mccullaugh in los angeles and
al stewart in new york.
new york the colossal success of "top gun" appears to have dramatically altered madison avenue's
perception of corporate sponsorship
of home video projects.
the paramount home video re- lease, featuring a 60- second diet
pepsi spot, was by no means the
first prerecorded video to carry an advertiser's plug, but it was the
first major theatrical release to do so. in the aftermath of the title's
success, paramount is widely ex- pected to ink a similar deal for
"crocodile dundee" or "star trek
iv" or both.
corporate america's new attraccds push british
to 19% gain
london fueled by the compact
disk boom, the value of u.k. manu- facturer shipments of recordings
rose 19% in the 12 -month period ended march 1987, according to the
british phonographic industry.
total value of u.k. shipments for
the period was $755 million for all
configurations. (all value figures
are based on an exchange rate of
$1.68 to the pound sterling.)
cd sales totaled 10.7 million units
worth $121.3 million- compared
with 3.7 million units worth $39.5
million in the prior 12 months -and
accounted for two -thirds of the
overall gain in trade value. at present growth rates, says the bpi, cd
sales for calendar 1987 will reach 20
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