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Simplify the trigonometric expression $\sin\left(30\right)^2-2\cos\left(30^2\right)$

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 Final answer to the problem

$\frac{9}{4}$
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 Step-by-step Solution 

How should I solve this problem?

• Choose an option
• Find the derivative
• Integrate using basic integrals
• Verify if true (using algebra)
• Verify if true (using arithmetic)
• Integrate by partial fractions
• Product of Binomials with Common Term
• FOIL Method
• Integrate by substitution
• Integrate by parts
Can't find a method? Tell us so we can add it.
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Calculate the power $30^2$

$\sin\left(30\right)^2-2\cos\left(900\right)$

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

$\sin\left(30\right)^2-2\cos\left(900\right)$

Learn how to solve simplify trigonometric expressions problems step by step online. Simplify the trigonometric expression sin(30)^2-2cos(30^2). Calculate the power 30^2. The sine of 30 equals \frac{1}{2}. Calculate the power \left(\frac{1}{2}\right)^2. The cosine of 900 equals -1.

 Final answer to the problem

$\frac{9}{4}$

 Explore different ways to solve this problem

Solving a math problem using different methods is important because it enhances understanding, encourages critical thinking, allows for multiple solutions, and develops problem-solving strategies. Read more

SnapXam A2

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5
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7
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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

 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.