Maths: Trigonometry | iTeachChem | Page 1

grim patio Jun 24, 2024, 1:40 PM

#

I didn't understand the last step

limpid caveBOT Jun 24, 2024, 1:40 PM

#

<@&1227988399579730072>

#

Note for OP

+solved @user1 @user2... to close the thread when your doubt is solved. Mention the users who helped you solve the doubt. This will be added to their stats.

vernal kernel Jun 24, 2024, 1:51 PM

#

grim patio I didn't understand the last step

The trig summation part is a formula and 1/2 got added n times so n/2

grim patio Jun 24, 2024, 1:56 PM

#

vernal kernel The trig summation part is a formula and 1/2 got added n times so n/2

How did we get -1/2?

vernal kernel Jun 24, 2024, 1:59 PM

#

grim patio How did we get -1/2?

It is multiplied to all the cos so it was taken common from all the cos's

grim patio Jun 25, 2024, 3:53 AM

#

Hmm

#

Didn't we just take -1/2 common?

#

Where are we getting the n/2 from?

vernal kernel Jun 25, 2024, 4:09 AM

#

grim patio Didn't we just take -1/2 common?

-1/2 common from the cos terms not the adding 1/2s

grim patio Jun 26, 2024, 3:59 AM

#

+solved @vernal kernel

#Maths: Trigonometry