please at least answer part c or b thanks

Home Tools 154-1207-final-2.pdf x Sign In 13 / 13 + 81.9% 12. (6 points) This question regards iterative methods for estimating solutions. Search 'Header" (a) (2 points) The graph at right suggests that there is a number Y that is close to : which satisfies L' Export PDF Y - cos(Y) = 0. We would like to estimate the number Y. Edit PDF In class we learned a method which gen- erates a sequence yo. y1. y2. ... of better Create PDF and better approximations to Y, starting with yo = * . Comment Which of the formulas listed at the bottom of this page is most appropriate for generating the sequence yo. y1. y2. ...? Answer this question with one of (A), (B). ... . (H), or " NONE OF THESE". Combine Files EDOrganize Pages (b) (2 points) Use your answer to part (a) to find the precise value of y, with- out using a calculator. Your answer should be expressed in terms of in- Redact tegers, constants like , and e, and basic arithmetic operations including square roots, but no trigonometric functions. Protect Compress PDF (c) (2 points) We now consider a completely different problem than in parts (a) and (b). Suppose we are trying to approximately solve the the initial value problem La Fill & Sign dr ay = y - cos(y), y () = La Send for Comments by estimating y() for a sequence ro, T1, 12, . . . of values near r = 1. Initially, we set ro = 1, and yo = I. Which of the formulas listed below is appropriate for generating estimates yo, y1, y2, ... of the function values More Tools y(To). y(T1), y(12). .. .? Answer this question with one of (A), (B), .... (H), or "NONE OF THESE". No explanation is necessary. 1 + sin(yk) Create, edit and sign PDF (A) yet1 = yx + (E) yx+1 = yk - 1 + sin(yk) forms & agreements yx - COS( yE) yk - COS(yk) (B) yk+1 = yk + (1 + sin(yx))(Ik+1 - Ix) (F) yk+1 = yx - (1 + sin(yx))(Ik+1 - Ik) (C) yk+1 = yx + yk - COS(yk) 1 + sin(yk) (G) yk+1 = yk - 1 + sin(yx) yk - COS(yk) Free 7-Day Trial (D) ye+1 = yx + (yk - cos(yk))(Ik+1 - IN) (H) yk+1 = yk - (yk - COS(yk)) (I*+1 - It)