Find the value of cot10 cot30 cot 80
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Answered by
3
Cot10*Cot30*Cot80 = tan80*Cot30*Cot80. {cot(90-@) = tan@}
= Cot30
= √3
= Cot30
= √3
Answered by
3
cot10cot30cot80
tan(90-80)cot10cot30
tan10cot10cot30
1/cot10 cot10 cot30
CANCEL 1/COT10 AND COT10
cot 30 is left
cot30= root3 (trigonometry table)
I HOPE THIS ANSWER WOUL HAVE HELPED YOU
tan(90-80)cot10cot30
tan10cot10cot30
1/cot10 cot10 cot30
CANCEL 1/COT10 AND COT10
cot 30 is left
cot30= root3 (trigonometry table)
I HOPE THIS ANSWER WOUL HAVE HELPED YOU
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