Mathematics: What is the integral of sec x (sec x + tan x ) dx

What is the integral of sec x (sec x + tan x ) dx

Ответ:

stefanylopez731

01.01.2022

$\sec x(\sec x+\tan x)=\sec^2x+\sec x\tan x$

Recall that $(\tan x)'=\sec^2x$ , and $(\sec x)'=\sec x\tan x$ .

So,

$\displaystyle\int \sec x(\sec x+\tan x)\,\mathrm dx=\tan x+\sec x+C$

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Ответ:

kimmosley80

26.12.2022

Mathematics

The answer is 5280 because it`s rounded to the nearest ten which is two below 5 in the known middle number...

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