GeorgineFarias GeorgineFarias

06-08-2014
Mathematics

Answered

Can anyone help???

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

Verified Answer :

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

Anonymous Anonymous

06-08-2014

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

Answer Link

Related Questions

In dogs spotted fur S is a dominant trait The recessive allele s results in brown fur One dog is heterozygous for spotted fur and mates with a dog homozygous re

which of the following expressions does not equal the sixth root of 81x4y8 a 3xy223 b 3x23y43 c 3x2y413 d cube root of 9x2y4

What influenced the development of Byzantine art and architecture A Russian religious art was the major influence on Byzantine art B Egyptian and Indian art and

Evaluate the expression when a 4 2a3 A 14 B 24 C 128 D 512

One way Diocletian brought shortterm order to Rome involved

Andrea wanted to calculate 5 of 300 so she multiplied 300 by 05 300 x 05 Explain why this equation will not produce the correct answer and what Andrea should ha

Ice liquid water and water vapor steam have Select one similar physical but different chemical properties None of the listed answers are correct similar physica

how many events are in a pentathlon

seventeen thousand and one hundred six thousandth in standard form

When the only force acting on a falling object is gravity the object is said to be a Stationary b Decelerating c In free fall d A projectile