***ASAP PLEASE*** A brand new smartphone costs $1200. It decreases in value by 13.3% every year
after its purchase. Which function models the value of the phone x years after its
puchase?

A. f(x) = 1200(0.867)^x
B. f(x) = 1200(1.133)^x
C. f(x) = 1.133(1200)^x
D. f(x) = 0.867(1200)^x

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left