Taykeya Taykeya

09-10-2016
Mathematics

contestada

Sin205Cos85-Cos205Sin85

Respuesta :

Jimmy1999 Jimmy1999

09-10-2016

Remember that :

sin a . cos b - cos a. sin b = sin (a-b)

so :

sin 205. cos 85 - cos 205 . sin 85
= sin (205 - 85)
= sin 120
= sin ( 180-60)
= sin 60
= ½ √3

Hopefully helpfull... :)

Answer Link

Otras preguntas

_____________ lie close to the nucleus. they are rod shaped bodies that lie at right angles to each other; internally they are made up of fine microtubules.

a consumer purchased a computer after a 15% price reduction. if x represents the computer's original price, the reduced price can be represented by

What do you call identical parakeets setting on a roof edge?

The Dino Dog Food website could not be housed in their office, since they do not have a server. True or False

what type of consumer is a flagfish?

What is the largest wetland in the united states?

Given that line bd is both the median and altitude of triangle abc, congruence postulate sas is used to prove that triangle abc is what type of triangle

What must you show readers in your conclusion? A. how to write another essay like yours B. why they were wrong in the first place C. what they have learned f

1.17 - 0.07a + (-3.92a)

Please help thank you.