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Which formula gives the area of a triangle? a=1/2(b+h)

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check