Simplify the trigonometric expression $\sec\left(x\right)-\tan\left(x\right)$

Step-by-step Solution

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Final answer to the problem

$\frac{1-\sin\left(x\right)}{\cos\left(x\right)}$
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Step-by-step Solution

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1

Applying the tangent identity: $\displaystyle\tan\left(\theta\right)=\frac{\sin\left(\theta\right)}{\cos\left(\theta\right)}$

$\sec\left(x\right)+\frac{-\sin\left(x\right)}{\cos\left(x\right)}$
Why is tan(x) = sin(x)/cos(x) ?

Learn how to solve simplify trigonometric expressions problems step by step online.

$\sec\left(x\right)+\frac{-\sin\left(x\right)}{\cos\left(x\right)}$

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Learn how to solve simplify trigonometric expressions problems step by step online. Simplify the trigonometric expression sec(x)-tan(x). Applying the tangent identity: \displaystyle\tan\left(\theta\right)=\frac{\sin\left(\theta\right)}{\cos\left(\theta\right)}. Applying the secant identity: \displaystyle\sec\left(\theta\right)=\frac{1}{\cos\left(\theta\right)}. Combine fractions with common denominator \cos\left(x\right).

Final answer to the problem

$\frac{1-\sin\left(x\right)}{\cos\left(x\right)}$

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Function Plot

Plotting: $\frac{1-\sin\left(x\right)}{\cos\left(x\right)}$

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7
8
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

How to improve your answer:

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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