QUESTION
यदि sec θ = 13/5 और θ acute है तो tan θ क्या होगा?
If sec θ = 13/5 and θ is acute then what is tan θ?
CORRECT ANSWER
B
12/5 / 12/5
EXPLANATION INSIDE
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Step 1: Identity sec²θ=1+tan²θ लगाएं। Step 2: tan²θ=169/25-1=144/25 इसलिए tanθ=12/5 है। Step 3: sec tan identity को साथ याद रखें।