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 ( 27+ )
Otras preguntas
what qualities of indira gandhi enabled her to dominate indian politics for three decades? will give brainliest !!!
what is the square root of 41 and what is the square root of 17
would omitting the sterile mineral oil affect the specificity of the decarboxylase test?
これを翻訳できますか？ can you??
suppose you deposit $2,000 in savings account that pays interest at an annual rate of 5% how much will be in the account after 3 years?
Summarize the population of growth in the United States from 1970 to now.
Center (-5,2) radius 13
600 into scientific notation
Allowance for Doubtful Accounts has a credit balance of $500 at the end of the year (before adjustment), and uncollectible accounts expense is estimated at 3% o
Daughter cells produced when cells undergo mitosis are genetically _______
