ahmed81 ahmed81

09-11-2017
Mathematics

contestada

Find the exact value of the expression without using calculator sin38 - cos52

Respuesta :

tynollette tynollette

09-11-2017

sinA=cos(90-A)
Notice here 52=90-38
so the answer is 0

Answer Link

Otras preguntas

Scores on a standard IQ test are normally distributed with a mean of 100 and a standard deviation of 15. To the nearest integer value, how high must you IQ be t

Write a letter to the editor of newspaper to create awarenessamong the people abut the poor quality of food being soldin markets

Write an equation, in simplified form, that represents the following scenerio. Brenda buys 15 shirts and at a 20% discount. She spent a total of $105. How much

There are 15 chickens at a farm that are white. This number represents 25% of the total number of chickens at a farm. How many total chickens are at this farm?

Do anybody play 2k on xbox

Which statement describes the positions of the Moon, the Sun, and Earth during a new moon? A. Earth is between the Moon and the Sun. B. The Sun is between Eart

Question What was a difference between teenagers in the postwar period and in earlier times? A. Postwar teens were part of a baby boom. B. Postwar teens were a

find the sum of the interior angle measures of the polygon

4. Earth's lower mantle lies belor what

A jogger runs 5.0 km on a straight trail at an angle of 60° south of west. What is the southern component of the run rounded to the nearest tenth of a kilometer