lenacodiened lenacodiened

01-05-2017
Mathematics

contestada

Which expression is equivalent to (1 – sin2 x)(sec x)?

Respuesta :

Ellsonic Ellsonic

01-05-2017

sin(2x) = 2sin(x)cos(x) so

sec(x)sin(2x) = 2sec(x)sin(x)cos(x) = 2sin(x)

because sec(x)cos(x) = 1.

Answer Link

Otras preguntas

Act is a tangent to the circle with at B the measure of abc

The Nile River is 4160 miles long. You want to spend 7 weeks 2 days traveling the river. How far do you travel in a day?

rewrite the expression using distributive property: 12x+18

- He filed twice as many anti-trust suits as roosevelt. · he expanded federal protection of public lands and parks. · he created a "children's bureau" within th

Consider the three points (-7,-7), (21,14), (49,35) Which of the following are on the same number line that passes through the above points. Select all that app

How many 1/5 cup are in 5 cups

In a sentence, which part of speech shows that something is happening or something is?

1. In this course you have learned about many myths related to success and college. Choose one of the myths discussed in the course that you either believed in

How did the roman catholic church respond to the spread of protestantism?

Manuel Fraser’s bank granted him a single-payment loan of $9,650. He agreed to repay the loan in 146 days at an ordinary interest rate of 7.75%. What is the mat