Simplify the trigonometric expression $\frac{2+\tan\left(x\right)^2}{\sec\left(x\right)^2}-1$

Used Formulas

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sinh
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asinh
acosh
atanh
acoth
asech
acsch

Trigonometric Identities

$\tan\left(\theta \right)^n=\frac{\sin\left(\theta \right)^n}{\cos\left(\theta \right)^n}$
· Pythagorean identity of sine and cosine
$\sin\left(\theta \right)^2+\cos\left(\theta \right)^2=1$

Function Plot

Plotting: $\cos\left(x\right)^2$

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9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
2

e
π
ln
log
log
lim
d/dx
Dx
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

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Main Topic: Simplify Trigonometric Expressions

Simplification of trigonometric expressions consists of rewriting an expression with trigonometric functions in a simpler form. To perform this task, we usually use the most common trigonometric identities, and some algebra.

Used Formulas

See formulas (2)

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