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

The majority of our planet's biomass is represented by _________.

Which line contained in the drainage divide folder best represents a drainage divide?

El teléfono celular sonó pero yo no contesté.

The Kent State protest of 1970 A) is the only recorded war demonstration of the Vietnam War era. B) marked the final significant student protest during the Vi

The new generation of weather radar that is capable of detecting motion directly is called ________ radar.

I need to use quadratic formula for all these problems. I NEED HELP!

You and a friend got lost in a desert . Luckily , someone told you of a place where the water table is so close to the surface , that water sometimes flows from

PLEASE help me FAST!!!!!!!!! PLEASE

What computer worm was used to sabatoge iran's nuclear program?

5 7 5 7 5 5 • 6 = ( 6 + ) = • + • 6 12 6 12 6 6