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प्रश्न
If ` cot A= 4/3 and (A+ B) = 90° ` ,what is the value of tan B?
उत्तर
We have ,
`cot A = 4/3`
⇒ ` cot (90° - B ) = 4/3 (As , A+ B = 90° )`
∴ tanB = `4/3`
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