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OpenStudy (anonymous):
help please Let f(x) = x + 7 and g(x) = x - 2. What is f(x) • g(x)?
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OpenStudy (amistre64):
normally refered to as FOIL
OpenStudy (campbell_st):
f(x).g(x) is asking you to multiply the functions (x +7)(x-2) which is binomial expansion
OpenStudy (phi):
Are we sure this does not mean composition i.e. f(g(x)) ?
OpenStudy (amistre64):
pretty sure :)
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