Please answer all the parts.

The displacement of a wave traveling in the positive X- direction is D(x, t) = (3.5cm)sin(2.7:1 - 130t), where x is in m and t is in s. Part A You may want to review (Pages 427-430) What is the frequency of this wave? Express your answer with the appropriate units. ? f = 32.4999 Hz Submit Previous Answers Request Answer * Incorrect; Try Again; 4 attempts remaining Part B What is the wavelength of this wave? Express your answer to two significant figures and include the appropriate units. HA ? X = 20.42 m Submit Previous Answers Request Answer Incorrect. Tu Aain. 2 attemnte remaining Part C What is the speed of this wave? Express your answer to two significant figures and include the appropriate units. ? V = Value Units Submit Request