12-01-2018
Mathematics

contestada

cosxsinx-2cosx=0
I dont know how to solve this

Respuesta :

tynollette tynollette

12-01-2018

factor out cosx: cosx(sinx-2)=0
cosx=0 or sinx-2=0
cosx=0 or sinx=2
the largest value of sinx is 1, sinx will never be 2, so cosx=0, x=π/2 or 3π/2 are the two answers.

Answer Link

Otras preguntas

Regular verbs form their past tense by ending with -d or -ed . True False

1. Over time, what type of fossil is formed when thin objects are trapped in mud? (2 points) Trace fossil Amber fossil Imprint fossil Petrified fossil 2. A team

Find the product.(0.5n 5)2(10n 7) 3

Matt wants to train his dog, buster, to sit on command. he gives buster a biscuit each time buster sits when commanded, but only for the first 10 trials. he the

The variable that researchers observe to see if it changes as a result of the treatment is called the

hello there help me please i will reward you

Where is silva’s home from yellow woman

According to data obtained from the national weather service 166 of the 400 people killed by lightning were men. assume that this trend holds for the future.

Nicotinamide adenine dinucleotide (nad) _____________ question 35 options: transports oxygen in various metabolic pathways is another form of atp picks up and d

Perform the requested operation or operations. f(x) = 4x + 9, g(x) = 4x^2 Find (f + g)(x).