bkeashanti bkeashanti

25-04-2017
Mathematics

contestada

Verify identity cot^2x + csc^2x = 2csc^2x - 1

Respuesta :

25-04-2017

lhs= (c/s)^2 + 1/s^2 = (c^2 + 1)/s^2 = (2 - s^2)/s^2

rhs = (2/s^2) - 1 = (2 - s^2)/s^2 = lhs

Answer Link

Otras preguntas

Triangle ABC has vertices at A(1,2) B(4,6) and C(4,6) in the coordinate plane. The triangle will be reflected over the x-axis and then rotated 180 degrees about

The dog grooming service in Pet Smart charges according to the dog’s weight. For dogs weighing 15 pounds or less, the grooming fee is $35.00. For dogs weighing

According to Adam Smith and other classical economists, why is the economic theory supporting market economies (or capitalism) much more realistic than theories

Mariah subtracted 2/7 from 10/9. She founda difference of 4. What mistake did she make, and how can you correct it to find the right answer.

in Spanish what does entregar la tarea mean

What is the isotope and isotopic notation symbol for Z = 29, A = 65?

2. Which activity would provide a light level of activity? (Points : 2) roller skating playing doubles tennis walking the dog golfin

How many valence electrons does Arsenic have?

Which quotation sums up Herbert Hoover's view of the Great Depression in 1933? A. “…the only thing we have to fear is fear itself. B. “This nation asks for a

Fill in the blanks: _____ is a type of ______ where both organisms benefit. (Points : 3) Mutualism; symbiosis Commensalism; symbiosis Symbi