Part B Homework due Mar 9, 2022 10:00 CST 1B (6) 1 point possible (graded) The hyperbolic sine and cosine functions are defined by: cosha = eter (1.405) 2 sinha = (1.406) 2 and satisfy the following: 1 . - d da -sinh x = cosh x and d da - cosh x = sinh x 2. cosh x = 1 + sinh x 3. cosh' x = 1 + cosh 2x 2 What curve is described parametrically by x = cosh t (1.407) y = sinh t (1.408) Line: y = a +1 Circle: a2 + y? = 1 Top semicircle: a2 + y? = 1 Parabola: y = a2 + 1 O Hyperbola: a2 - y? = 1 Positive branch of the Hyperbola: a2 - y? = 1 Submit You have used 0 of 2 attempts Save 1B (7) Calculator Hide Notes