5) Establish the indentity (cot + tan ) sin = sec . Show each step to justify your conclusion.
1 answer:
Answer:
Step-by-step explanation:
Identities : -
cot = cos / sin
tan = sin / cos
( cot + tan ) sin = sec
LHS
= ( cot + tan ) sin
= ( ( cos / sin ) + ( sin / cos ) ) sin
= ( ( cos sin ) / sin ) + ( sin² / cos )
= cos + ( sin² / cos )
LCM = cos
= ( cos² / cos ) + ( sin² / cos )
= ( cos² + sin² ) / cos
Identity : -
cos² + sin² = 1
= 1 / cos
= sec
= RHS
Hence proved.
You might be interested in
Answer:

Step-by-step explanation:





Hope this helps :)
Answer:
Number 3
Step-by-step explanation:
Answer:
Salesprice =$25000
Step-by-step explanation:
comission=$ 2300;10
salespreice=x:100
x=2300*100/10=$23000
dealership fee= $2000
salesprice= $25000
Answer:
Costa Rica
Step-by-step explanation:
Use formula
