# math

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there are half as many 11th grade students in the band the are 9th grade students. how many 11th grade students are in the band

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ok sorry

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Lacking data. Need to know total band members.

• math -

Let f(x)= 2x+1 and g(x) = 3x^2-4

find:

a) f^-1

b) gof (-2)

c) fog (x)

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pls

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