- #1
CathyLou
- 173
- 1
Hi.
Could someone please tell me the method to use to simplify cosBcosB + sinBsinB?
Any help would be really appreciated.
Thank you.
Cathy
Could someone please tell me the method to use to simplify cosBcosB + sinBsinB?
Any help would be really appreciated.
Thank you.
Cathy
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