1) Solve x² = 16 for x.

A. - 3

B. 3

C. ±3

D. ±8

What is the common difference in the following arithmetic sequence? 7,3,-1,-5

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.

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.