The pythagorean identity 1+cot^2 theta=csc^2 theta can be converted to the other pythagorean identity 1+tan^2 theta=sec^2 theta. show the steps on how to do that.

view image. its a proof (in red)

Step-by-step explanation:

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation:

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)