02-10-2019
Mathematics

contestada

prove that sec^4 (x)=1+2 tan^2 (x)+tan^4 (x)

Respuesta :

02-10-2019

Answer: sec^4(x)-tan^4(x) = 1+2 x tan^2(x)

Step-by-step explanation:

Answer Link

Otras preguntas

What element is in period 4, group 12?

Meat is a rich source of Vitamin C, calcium, and other minerals.

yes haha yes what no oh yeah no nevermind wait yes

Any gîrls here free to talk

You are standing at the edge of a cliff which is 40 m tall. You throw an apple up with a speed of 15 m/s, and it accelerates downward at 9.81 m/s^2. How long do

True or false everyone in the colonies could vote

what is 50+60 i need help

Can someone help me? Im really bad at English

100 POINTS 6 different answers needed, and a chart filled out I'll work on it on my own, but I do need some help and it would also be nice to compare my answe

A study investigated about 3000 meals ordered from Chipotle restaurants using the online site Grubhub. Researchers calculated the sodium content (in milligrams