Verify the identity. sin (3x) - sin(x) cos (3x) - cos(x) == - cot (2x) Start with the numerator of the left side and apply the appropriate formula of sum-to-product. sin (3x)- sin (x)=(Do not simplify.) Now use the sum-to-product formula on the denominator of the left side. cos (3x) - cos (x) = (Do not simplify.) In the numerator and denominator, substitute the expressions found in previous steps. Apply an appropriate identity to simplify the expressions. B (Simplify your answer.) The fraction from the previous step then simplifies to cot (2x) using what? OA. Reciprocal Identity OB. Quotient Identity OC. Pythagorean Identity OD. Even-Odd Identity 80 F3 2 13 3 3 S 4 a A F4 어요 F5 MacBook Air % 5 6 F6 87 & 7 Time Remain DII DD F7 བ F8 པ F9 F10 F E R T Y U D F G H * 8 د ( 9 O O P K L
Verify the identity. sin (3x) - sin(x) cos (3x) - cos(x) == - cot (2x) Start with the numerator of the left side and apply the appropriate formula of sum-to-product. sin (3x)- sin (x)=(Do not simplify.) Now use the sum-to-product formula on the denominator of the left side. cos (3x) - cos (x) = (Do not simplify.) In the numerator and denominator, substitute the expressions found in previous steps. Apply an appropriate identity to simplify the expressions. B (Simplify your answer.) The fraction from the previous step then simplifies to cot (2x) using what? OA. Reciprocal Identity OB. Quotient Identity OC. Pythagorean Identity OD. Even-Odd Identity 80 F3 2 13 3 3 S 4 a A F4 어요 F5 MacBook Air % 5 6 F6 87 & 7 Time Remain DII DD F7 བ F8 པ F9 F10 F E R T Y U D F G H * 8 د ( 9 O O P K L
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Transcribed Image Text:Verify the identity.
sin (3x) - sin(x)
cos (3x) - cos(x)
==
- cot (2x)
Start with the numerator of the left side and apply the appropriate formula of sum-to-product.
sin (3x)- sin (x)=(Do not simplify.)
Now use the sum-to-product formula on the denominator of the left side.
cos (3x) - cos (x) = (Do not simplify.)
In the numerator and denominator, substitute the expressions found in previous steps. Apply an appropriate identity to simplify the expressions.
B
(Simplify your answer.)
The fraction from the previous step then simplifies to cot (2x) using what?
OA. Reciprocal Identity
OB. Quotient Identity
OC. Pythagorean Identity
OD. Even-Odd Identity
80
F3
2
13
3
3
S
4
a
A
F4
어요
F5
MacBook Air
%
5
6
F6
87
&
7
Time Remain
DII
DD
F7
བ
F8
པ
F9
F10
F
E
R
T
Y
U
D
F
G
H
* 8
د
(
9
O
O
P
K
L
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