Good afternoon,

I hope you are doing well :)

I would please like to ask for some assistance with the following specific questions and explanations of the answers on these specific individual questions.

Question 1 Given f (x) = - and g (x) =cos(x) , find the domain of f . g. OA (XERIx # 0) OB. [ TERIX # + + 2In , nez OC KERIX # + + 271, ne Z Question 2 Given F (x) = |sin2x + 6 , find a function h such that F=f . go h. O A. h(x) = sin(x) O B. h (x ) = x+6 Och (x ) = x] O D . h (x ) = x 2 Question 3 2 points Save Answer The half-life for plutonium-243 is 5 hours. If we have a sample of 40mg, how much will be present after 2 hours? O A. 40. (2) 5 O B. 20. 1 2 OC 20. (2) OD. UIN 40. NI - Question 4 If f (x ) =x4+ 3x2+x+ 2, findf-1(5). O A. 5 O B. 2 O C. 1 O D. - 1 Question 5 Given In(x) - In(x2 - x - 3) = 0. Solve for x. O A.x = - 1 O B. x =3 O C. x = 3 or x = - 1 O D.x = - 3 or x =1