GeorgineFarias GeorgineFarias

06-08-2014
Mathematics

contestada

Can anyone help???

simplify: cos(126°)cos(36°) + sin(126°)sin(36°)

Respuesta :

Everest2017 Everest2017

06-08-2014

cos A cos B + sin A sin B = cos (A - B)

given expression is = cos (126 - 36 ) = cos 90 = 0

Answer Link

Аноним Аноним

06-08-2014

A-b is the answer if u know how to simplify numbers similar to that

Answer Link

Otras preguntas

HELP ME PLZ which of the following words are antonyms A strain, plague B remedy, recompense C uncivil, beseech D commended, slander

When it comes to reimbursement packages, company a offers $175 plus $0.55 per mile. company b offers $200 plus $0.45 per mile. what number of miles driven would

Most of the farmland in Colombia is owned by _____. A.agricultural cooperatives. B. a large number of tenant farmers C.a few wealthy families D.large

Why did World War I veterans protest in Washington D.C. during the Great Depression

In each of the following sentences, add a word to make the sentence complete. Velma _______ a small, white dog. and are getting married next month. Mr. Wilder

the area of a triangle is 2/5 square foot height is 6/5 what is. the length, in feet, of the base of the triangle?

please help me with math i need it soon

What is the enharmonic of Cb

According to psychologist ________'s sociobiological model, individuals with borderline personality disorder inherit a tendency to overreact to stress and exper

99 Points Need Help! How to reflect over y= -x+6