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F and g are such functions that f(x)=3/xsquared and g(x)=2xcubed. (A) Find f(-4) (B) Find fg(1)

F and g are such functions that f(x)=3/xsquared and g(x)=2xcubed. (A) Find f(-4) (B) Find fg(1)
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F and g are such functions that f(x)=3/xsquared and g(x)=2xcubed.

(A) Find f(-4)

(B) Find fg(1)

asked
User Vityata
by
8.7k points

1 Answer

4 votes

Answer:

f(-4)=3/(-4)²=3/16

fg(1)=f(2×1³)=3/1³=3

answered
User Cberzan
by
8.3k points
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