lenacodiened lenacodiened
  • 01-05-2017
  • Mathematics
contestada

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

Respuesta :

Ellsonic
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

On a map, 1 inch represents 1,000 miles. If the area of a country is actually 16 million square miles, what is the area of the country’s representation on the
Their married life was not since it was fraught with bitter fighting and arguments. (A) nubile (B) tranquil (C) obvious (D) cogent (E) imminent
write three ratios that are equivalent to the one given 18 rights handed student for every 4 left handed students
what is 3/5 plus 5/8?
What problems brought on the tariff debates of 1827 and 1828? In what way did the South respond to northeastern demands for a higher tariff, and on what did the
55/100 in simplest form?
What is the biggest states when it comes to total area and the number of citizens? Thanks for your answer!
What problems brought on the tariff debates of 1827 and 1828? In what way did the South respond to northeastern demands for a higher tariff, and on what did the
What equation in slope intercept form represents the line that passes through the two points 2,5 (9,2
Write the word form for 2.251