Question

P.T.
tan 10° + tan 35° + tan 10× tan 35⁰=1​

Answer 1

Answer:

Step-by-step explanation:

We Know

tan 45∘=145∘=1

⇒tan(10+35)=1⇒tan⁡(10+35)=1

⇒tan10+tan351−tan10tan35=1⇒tan⁡10+tan⁡351−tan⁡10tan⁡35=1

⇒tan10+tan35=1−tan10tan35∘⇒tan⁡10+tan⁡35=1−tan⁡10tan⁡35∘

⇒tan10+tan35+tan10tan35=1