Question

If 2 cot245 + M - cos2 30 =2 then find M.​

Answer 1

Step-by-step explanation:

We know, tan45∘=1,cos30=23,sin45∘=21,cos45∘=21

Now, tan245o−cos230o=xsin450cos45o

⇒1−43=x×21×21=>1−43=x×21

⇒41=2x, ⇒x=42=2

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