caroldosker
caroldosker
03-04-2017
Mathematics
contestada
I need to simplify sec^2(x)/sec^2(x)-1
Respuesta :
LammettHash
LammettHash
03-04-2017
[tex]\dfrac{\sec^2x}{\sec^2x-1}=\dfrac{\sec^2x}{\tan^2x}=\dfrac{\frac1{\cos^2x}}{\frac{\sin^2x}{\cos^2x}}=\dfrac1{\sin^2x}=\csc^2x[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 45+ )
Otras preguntas
explain the importance of the ECM and its involvement in cellular communication
What is the definition of the six trig functions of the sides of a right triangle
11. A spherical mirror with its reflecting surface on the outside is a: (TIMSS) a. Plane mirror b. Concave mirror c. Convex mirror d. Either concave or convex d
How many moles of oxygen are required to produce 4 moles of water?
jenny is paid 85p for each pizza she delivers. she is paid £68.85 for a weekend shift including £15.30 in tips. how many pizzas did she deliver during the shift
If the income elasticity of demand for a good is negative, it must be
What was one effect of more people owning cars?
Complete with the correct preterite form of the indicated verb. Él no ___________. (estar) Question 13 options: está estuvo estuve
When do you use Ich bin and Bin ich?or habe ich or ich habewhy are they sometimes switched around?
How to determine oxidation numbers
