bluespy
bluespy bluespy
  • 03-03-2020
  • Mathematics
contestada

determine the solution on the interval [0, 2pi] for the equation


[tex]sec^{2} x-2=0[/tex]

Respuesta :

MathPhys
MathPhys MathPhys
  • 03-03-2020

Step-by-step explanation:

sec² x − 2 = 0

sec² x = 2

cos² x = ½

cos x = ±√½

x = π/4, 3π/4, 5π/4, 7π/4

Answer Link

Otras preguntas

Convert the general form of the circle given into standard form. 2x^2 + 2y^2 - 20x - 8y + 50 = 0
how can bureaucratic personality be dangerous
find the point on the y-axis that is equidistant from (6,1) (-2,-3)
simplify (1/x) + (1/(x+h)
Perimeter of a square with an area of 81cm2
Compute the value of the discriminant and give the number of real solutions to the quadratic equation: 3x^2 - 7x + 9 = 0
What number is equivalent to 13/2
select the product of (3x-4)(3x4)
Please answer:If a stadium holds 60000 people.1. If the stadium is 2/3 full, how many people are there?2. If the stadium is 3/4 full, how many people are there?
how do u find the area of a triangle