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 two reasons does Catherine the Great give for why she should have absolute power?

pls solve it pls pls pls

If the distance between a point charge and a neutral atom and is multiplied by a factor of 5, by what factor does the force on the neutral atom by the point cha

Complete the equation for this model.

The volume of a cylinder is 156 pi centimeters cubed. What is the volume of a cone with the same base and height as the cylinder?

2NO(g) + 5H2(g) ⟶ 2NH3(g) + 2H2O(g)If 45.4 grams of NO and 12.1 grams of H2 react, what is the largest amount of ammonia that can be formed? The final answer sh

someone please help me with this math question

After all of the account balances have been extended to the Balance Sheet columns of the end-of-period spreadsheet, the totals of the debit and credit columns s

What is the measure of angle 8?

(-11/2x+3)-2(-11/4x-5/2)