Find the linear approximation at x=0 to 1/√(3−x). write your answer in the form y=ax+b.

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656