GuadalupeBermudez
GuadalupeBermudez
07-07-2016
Mathematics
contestada
If sin x = .42, what is cos x?
Respuesta :
mathmate
mathmate
07-07-2016
From the identity,
sin^2(x)+cos^2(x)=1
then
cos(x)=sqrt(1-sin^2(x))
where sin(x) is given as 0.42.
Note that the above answer applies to 0<x<90 degrees
Answer Link
VER TODAS LAS RESPUESTAS ( 42+ )
Otras preguntas
Which visual aid should Emil use to compare and contrast the political systems in three countries? A. a Venn diagram B. a timeline C. a table D. a web diagram
You wish people at work would be more honest than they usually are?
Sos easy Math like first grade
Someone please help me it's worth five points ;))
Without cooperation from European allies, American victory in the Revolution would not have been possible. Support, refute, or modify this interpretation, prov
What is one way to approach reading a difficult piece of literature? Skim it. Read it quickly. Read it over and over again until it sinks in. Vary your reading
A punch recipe requires 2 cups of cranberry juice to make 3 gallons of punch. Using the same recipe, what is the amount of cranberry juice needed for one gallon
Self-esteem tends to be lower during
two of the short stories you read this semester are "the secret life of walter mitty" and "after twenty years." choose one of these stories. state the theme in
Multiply. Express your answer in simplest form. 5/8, 24
