sukhd503
sukhd503
02-07-2017
Mathematics
contestada
Cos 130 cos 40 + sin 130 sin 40
Respuesta :
Аноним
Аноним
02-07-2017
cos(a)cos(b) + sin(a)sin(b) = cos(a-b)
cos(130-40) = cos(90) = 0
Answer Link
VER TODAS LAS RESPUESTAS ( 29+ )
Otras preguntas
Additional Mathematics
Glucose can be stored as glycogen in the liver and muscles. blood and lymph. liver and kidneys. heart and kidneys .
HELPPP SOMEONE PLEASSSSE
Write a program that reads a list of words. Then, the program outputs those words and their frequencies. Ex: If the input is: hey hi Mark hi mark
Exercise 4-10 Preparing adjusting and closing entries for a merchandiser LO P3 The following list includes selected permanent accounts and all of the temporary
SCALCET8 3.11.501.XP. Find the numerical value of each expression. (Round your answers to five decimal places.) (a) sinh(ln(4)) (b) sinh(4)
I. Choose the words whose underlined part is pronounced differently from that of the others in each group 1. A. Leaves B. Arrives C. Finishes D. Goes
Find x if : (-3/7)^-19 ÷ (-3/7)^8 = (-3/7)^- 2x+1
It takes to break a carbon-hydrogen single bond. Calculate the maximum wavelength of light for which a carbon-hydrogen single bond could be broken by
The diesel fuel cooler is being discussed. Technician A says that high-pressure fuel systems generate a lot of heat. Technician B says that temperature affects